| Table 1. Dairy Cow Enrollment in DHI as of January 1, 2003, by Test Plan. |
| Plan code | Plan tag | Herds | Cows | Percentage of DHI cows |
| 00 | DHI | 2,358 | 636,460 | 15.0 |
| 01 | DHI-AP-T | 2,032 | 461,539 | 10.9 |
| 02 | DHI-APCS | 1,201 | 394,604 | 9.3 |
| 20 | DHIR | 1,257 | 159,139 | 3.8 |
| 21 | DHIR-AP-T | 896 | 139,824 | 3.3 |
| 22 | DHIR-APCS | 256 | 74,289 | 1.8 |
| 23 | DHIR-AP | 1,408 | 144,305 | 3.4 |
| 31 | DHI-AP | 11,393 | 1,479,101 | 34.9 |
| 33 | DHI-MO | 77 | 29,412 | 0.7 |
| 34 | DHI-MO-AP | 78 | 18,408 | 0.4 |
| 40 | DHI-OS | 1,688 | 115,823 | 2.7 |
| 41 | DHI-OS-AP | 3,830 | 275,483 | 6.5 |
| 42 | DHI-OS-APCS | 273 | 31,754 | 0.8 |
| 43 | DHI-OS-MO | 64 | 13,703 | 0.3 |
| 44 | DHI-OS-MO-AP | 54 | 12,412 | 0.3 |
| 45 | DHI-OS-ACT | 17 | 2,459 | 0.1 |
| 46 | DHI-OS-AP-ACT | 5 | 539 | 0.0 |
| 60 | DHI-Comm | 28 | 28,871 | 0.7 |
| 61 | DHI-Comm-AP | 129 | 62,784 | 1.5 |
| 63 | DHI-Comm-MO | 4 | 3,354 | 0.1 |
| 70 | DHI-SS | 28 | 7,780 | 0.2 |
| 71 | DHI-SS-AP | 436 | 87,187 | 2.1 |
| 72 | DHI-SS-APCS | 41 | 18,550 | 0.4 |
| 73 | DHI-SS-MO | 22 | 6,880 | 0.2 |
| 74 | DHI-SS-MO-AP | 70 | 19,461 | 0.5 |
| 80 | DHI-BASIC | 135 | 7,731 | 0.2 |
| 98 | OTHER DHI | 4 | 777 | 0.0 |
| All Plans | 27,784 | 4,232,629 | 100.0 |
Return to the AIPL Home page |
| Table 2. Dairy Cow Enrollment in DHI Test Plans as of January 1, 2003, by Breed. |
| Ayrshire | Brown Swiss | Guernsey | Holstein | |||||
| Test plan | Herds | Cows | Herds | Cows | Herds | Cows | Herds | Cows |
| DHI | 11 | 436 | 22 | 1,179 | 24 | 1,307 | 2,060 | 599,477 |
| DHI-AP-T | 9 | 340 | 13 | 602 | 12 | 355 | 1,843 | 435,950 |
| DHI-APCS | 3 | 228 | 9 | 543 | 4 | 227 | 1,100 | 377,932 |
| DHIR | 19 | 1,042 | 54 | 2,341 | 29 | 1,746 | 934 | 131,252 |
| DHIR-AP-T | 16 | 493 | 48 | 2,316 | 14 | 850 | 641 | 109,039 |
| DHIR-APCS | 2 | 585 | 3 | 467 | 5 | 203 | 194 | 58,905 |
| DHIR-AP | 28 | 1,405 | 69 | 3,725 | 22 | 729 | 1,014 | 113,691 |
| DHI-AP | 66 | 2,906 | 74 | 2,668 | 85 | 3,044 | 10,063 | 1,371,680 |
| DHI-MO | 0 | 0 | 0 | 0 | 0 | 0 | 72 | 27,716 |
| DHI-MO-AP | 0 | 0 | 0 | 0 | 0 | 0 | 75 | 17,964 |
| Other plans | 11 | 406 | 23 | 894 | 44 | 1,703 | 6,275 | 651,033 |
| All Plans | 165 | 7,841 | 315 | 14,735 | 239 | 10,164 | 24,271 | 3,894,639 |
| Jersey | Milking Shorthorn | Red and White | Mixed | |||||
| Test plan | Herds | Cows | Herds | Cows | Herds | Cows | Herds | Cows |
| DHI | 137 | 25,207 | 0 | 0 | 1 | 30 | 103 | 8,824 |
| DHI-AP-T | 70 | 11,319 | 3 | 115 | 9 | 492 | 73 | 12,366 |
| DHI-APCS | 28 | 3,343 | 1 | 8 | 2 | 184 | 54 | 12,139 |
| DHIR | 164 | 18,646 | 13 | 707 | 2 | 21 | 42 | 3,384 |
| DHIR-AP-T | 125 | 22,787 | 5 | 389 | 0 | 0 | 49 | 3,950 |
| DHIR-APCS | 35 | 12,117 | 0 | 0 | 0 | 0 | 17 | 2,012 |
| DHIR-AP | 165 | 14,477 | 12 | 873 | 2 | 106 | 96 | 9,299 |
| DHI-AP | 398 | 47,330 | 13 | 326 | 14 | 837 | 683 | 50,310 |
| DHI-MO | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 1,696 |
| DHI-MO-AP | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 444 |
| Other plans | 154 | 17,686 | 5 | 312 | 5 | 216 | 312 | 23,298 |
| All Plans | 1,276 | 172,912 | 52 | 2,730 | 35 | 1,886 | 1,437 | 127,722 |
Return to the AIPL Home page |
| Table 3. Participation of Dairy Cows in DHI Mastitis Screening as of January 1, 2003, by State. |
| State | Herds | Cows | Percentage of DHI cows |
| Alabama | 34 | 6,050 | 81 |
| Alaska | 0 | 0 | 0 |
| Arizona | 44 | 61,285 | 72 |
| Arkansas | 60 | 8,046 | 96 |
| California | 1,034 | 877,998 | 96 |
| Colorado | 57 | 35,829 | 80 |
| Connecticut | 93 | 10,705 | 88 |
| Delaware | 34 | 3,865 | 89 |
| Florida | 33 | 27,935 | 44 |
| Georgia | 151 | 30,545 | 57 |
| Hawaii | 1 | 548 | 27 |
| Idaho | 191 | 127,551 | 99 |
| Illinois | 576 | 54,104 | 99 |
| Indiana | 437 | 40,979 | 89 |
| Iowa | 1,108 | 103,652 | 99 |
| Kansas | 272 | 46,637 | 95 |
| Kentucky | 240 | 23,006 | 94 |
| Louisiana | 87 | 11,566 | 75 |
| Maine | 122 | 10,549 | 76 |
| Maryland | 391 | 40,500 | 98 |
| Massachusetts | 100 | 9,740 | 91 |
| Michigan | 831 | 134,234 | 93 |
| Minnesota | 2,900 | 258,284 | 98 |
| Mississippi | 61 | 9,028 | 85 |
| Missouri | 446 | 40,503 | 99 |
| Montana | 55 | 8,357 | 100 |
| Nebraska | 207 | 29,732 | 98 |
| Nevada | 17 | 9,889 | 100 |
| New Hampshire | 97 | 9,380 | 94 |
| New Jersey | 64 | 6,336 | 95 |
| New Mexico | 31 | 56,706 | 99 |
| New York | 2,265 | 283,383 | 87 |
| North Carolina | 203 | 31,822 | 86 |
| North Dakota | 58 | 6,423 | 100 |
| Ohio | 991 | 100,229 | 92 |
| Oklahoma | 94 | 15,342 | 96 |
| Oregon | 258 | 71,284 | 100 |
| Pennsylvania | 4,418 | 318,032 | 94 |
| Puerto Rico | 151 | 36,669 | 88 |
| Rhode Island | 5 | 334 | 82 |
| South Carolina | 71 | 13,730 | 92 |
| South Dakota | 200 | 24,702 | 96 |
| Tennessee | 222 | 26,611 | 87 |
| Texas | 203 | 101,182 | 85 |
| Utah | 192 | 40,917 | 99 |
| Vermont | 414 | 49,994 | 86 |
| Virgin Islands | 0 | 0 | 0 |
| Virginia | 484 | 67,323 | 95 |
| Washington | 235 | 70,666 | 98 |
| West Virginia | 56 | 6,447 | 97 |
| Wisconsin | 6,472 | 573,914 | 99 |
| Wyoming | 3 | 770 | 100 |
| United States | 26,769 | 3,933,313 | 93 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category. |
| Official | Management | All Plans | |||||
| State | Herds | Cows | Herds | Cows | Herds | Cows | Percentage of cow population in DHI |
| Alabama | 39 | 7,195 | 3 | 273 | 42 | 7,468 | 37 |
| Alaska | 0 | 0 | 1 | 87 | 1 | 87 | 7 |
| Arizona | 53 | 79,765 | 3 | 5,747 | 56 | 85,512 | 57 |
| Arkansas | 55 | 6,473 | 8 | 1,883 | 63 | 8,356 | 26 |
| California | 978 | 851,724 | 85 | 62,593 | 1,063 | 914,317 | 55 |
| Colorado | 58 | 39,109 | 10 | 5,484 | 68 | 44,593 | 44 |
| Connecticut | 103 | 11,996 | 3 | 151 | 106 | 12,147 | 51 |
| Delaware | 28 | 4,124 | 8 | 227 | 36 | 4,351 | 48 |
| Florida | 47 | 30,062 | 48 | 32,980 | 95 | 63,042 | 42 |
| Georgia | 165 | 42,381 | 52 | 10,861 | 217 | 53,242 | 63 |
| Hawaii | 0 | 0 | 3 | 2,027 | 3 | 2,027 | 31 |
| Idaho | 175 | 117,031 | 22 | 12,006 | 197 | 129,037 | 33 |
| Illinois | 482 | 45,980 | 97 | 8,798 | 579 | 54,778 | 48 |
| Indiana | 358 | 39,394 | 91 | 6,807 | 449 | 46,201 | 31 |
| Iowa | 919 | 89,127 | 196 | 15,571 | 1,115 | 104,698 | 50 |
| Kansas | 233 | 35,862 | 45 | 13,193 | 278 | 49,055 | 47 |
| Kentucky | 204 | 20,112 | 56 | 4,376 | 260 | 24,488 | 20 |
| Louisiana | 104 | 14,225 | 7 | 1,207 | 111 | 15,432 | 31 |
| Maine | 134 | 12,130 | 8 | 1,660 | 142 | 13,790 | 37 |
| Maryland | 373 | 39,630 | 21 | 1,491 | 394 | 41,121 | 51 |
| Massachusetts | 102 | 9,572 | 6 | 1,181 | 108 | 10,753 | 54 |
| Michigan | 726 | 123,932 | 130 | 20,829 | 856 | 144,761 | 48 |
| Minnesota | 2,309 | 219,303 | 623 | 43,279 | 2,932 | 262,582 | 54 |
| Mississippi | 58 | 9,121 | 10 | 1,468 | 68 | 10,589 | 31 |
| Missouri | 345 | 33,034 | 103 | 8,081 | 448 | 41,115 | 30 |
| Montana | 49 | 7,606 | 6 | 751 | 55 | 8,357 | 46 |
| Nebraska | 186 | 27,021 | 25 | 3,301 | 211 | 30,322 | 45 |
| Nevada | 17 | 9,889 | 0 | 0 | 17 | 9,889 | 40 |
| New Hampshire | 93 | 9,664 | 8 | 361 | 101 | 10,025 | 59 |
| New Jersey | 68 | 6,581 | 1 | 73 | 69 | 6,654 | 51 |
| New Mexico | 31 | 54,470 | 2 | 2,746 | 33 | 57,216 | 19 |
| New York | 2,186 | 294,964 | 306 | 31,729 | 2,492 | 326,693 | 48 |
| North Carolina | 199 | 32,390 | 27 | 4,567 | 226 | 36,957 | 58 |
| North Dakota | 44 | 5,267 | 14 | 1,156 | 58 | 6,423 | 16 |
| Ohio | 802 | 86,499 | 230 | 21,934 | 1,032 | 108,433 | 41 |
| Oklahoma | 69 | 8,276 | 31 | 7,626 | 100 | 15,902 | 18 |
| Oregon | 243 | 53,356 | 15 | 17,928 | 258 | 71,284 | 61 |
| Pennsylvania | 3,262 | 271,936 | 1,219 | 67,441 | 4,481 | 339,377 | 58 |
| Puerto Rico | 170 | 41,304 | 1 | 252 | 171 | 41,556 | |
| Rhode Island | 6 | 406 | 0 | 0 | 6 | 406 | 29 |
| South Carolina | 72 | 13,917 | 5 | 999 | 77 | 14,916 | 75 |
| South Dakota | 127 | 16,569 | 83 | 9,102 | 210 | 25,671 | 27 |
| Tennessee | 223 | 27,163 | 23 | 3,389 | 246 | 30,552 | 35 |
| Texas | 184 | 88,682 | 55 | 30,436 | 239 | 119,118 | 39 |
| Utah | 169 | 36,953 | 25 | 4,286 | 194 | 41,239 | 44 |
| Vermont | 393 | 49,548 | 70 | 8,877 | 463 | 58,425 | 38 |
| Virgin Islands | 0 | 0 | 4 | 497 | 4 | 497 | |
| Virginia | 431 | 60,619 | 77 | 9,971 | 508 | 70,590 | 59 |
| Washington | 214 | 66,481 | 27 | 5,523 | 241 | 72,004 | 29 |
| West Virginia | 57 | 6,631 | 0 | 0 | 57 | 6,631 | 44 |
| Wisconsin | 3,611 | 379,358 | 2,934 | 199,822 | 6,545 | 579,180 | 46 |
| Wyoming | 1 | 232 | 2 | 538 | 3 | 770 | 18 |
| United States | 20,955 | 3,537,064 | 6,829 | 695,565 | 27,784 | 4,232,629 | 46 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category for Ayrshire. |
| Official | Management | All Plans | ||||
| State | Herds | Cows | Herds | Cows | Herds | Cows |
| Colorado | 1 | 76 | 1 | 76 | ||
| Connecticut | 1 | 89 | 1 | 89 | ||
| Illinois | 5 | 232 | 5 | 232 | ||
| Indiana | 2 | 115 | 2 | 115 | ||
| Iowa | 13 | 758 | 13 | 758 | ||
| Kansas | 3 | 157 | 3 | 157 | ||
| Kentucky | 1 | 98 | 1 | 98 | ||
| Maine | 3 | 192 | 3 | 192 | ||
| Maryland | 7 | 407 | 7 | 407 | ||
| Minnesota | 5 | 189 | 5 | 189 | ||
| Missouri | 1 | 31 | 1 | 31 | ||
| Nebraska | 1 | 147 | 1 | 147 | ||
| New Hampshire | 4 | 183 | 4 | 183 | ||
| New Jersey | 1 | 45 | 1 | 45 | ||
| New Mexico | 1 | 457 | 1 | 457 | ||
| New York | 29 | 1,140 | 1 | 43 | 30 | 1,183 |
| North Carolina | 1 | 89 | 1 | 89 | ||
| Ohio | 13 | 551 | 13 | 551 | ||
| Oklahoma | 1 | 62 | 1 | 62 | ||
| Oregon | 4 | 156 | 4 | 156 | ||
| Pennsylvania | 23 | 790 | 1 | 44 | 24 | 834 |
| Rhode Island | 1 | 72 | 1 | 72 | ||
| Vermont | 8 | 474 | 8 | 474 | ||
| Virginia | 2 | 79 | 2 | 79 | ||
| Washington | 2 | 98 | 2 | 98 | ||
| West Virginia | 2 | 169 | 2 | 169 | ||
| Wisconsin | 19 | 579 | 9 | 319 | 28 | 898 |
| United States | 154 | 7,435 | 11 | 406 | 165 | 7,841 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category for Brown Swiss. |
| Official | Management | All Plans | ||||
| State | Herds | Cows | Herds | Cows | Herds | Cows |
| Arkansas | 1 | 93 | 1 | 93 | ||
| California | 7 | 620 | 7 | 620 | ||
| Idaho | 2 | 134 | 1 | 77 | 3 | 211 |
| Illinois | 9 | 366 | 9 | 366 | ||
| Indiana | 6 | 446 | 1 | 35 | 7 | 481 |
| Iowa | 21 | 1,354 | 2 | 62 | 23 | 1,416 |
| Kansas | 3 | 177 | 3 | 177 | ||
| Kentucky | 4 | 135 | 4 | 135 | ||
| Maine | 2 | 46 | 2 | 46 | ||
| Maryland | 11 | 328 | 11 | 328 | ||
| Michigan | 2 | 218 | 1 | 39 | 3 | 257 |
| Minnesota | 15 | 743 | 15 | 743 | ||
| Missouri | 6 | 350 | 2 | 86 | 8 | 436 |
| Montana | 2 | 93 | 2 | 93 | ||
| Nebraska | 3 | 237 | 3 | 237 | ||
| New Hampshire | 3 | 136 | 3 | 136 | ||
| New York | 12 | 789 | 12 | 789 | ||
| North Carolina | 2 | 94 | 2 | 94 | ||
| North Dakota | 2 | 61 | 2 | 61 | ||
| Ohio | 31 | 1,499 | 2 | 50 | 33 | 1,549 |
| Oklahoma | 2 | 96 | 1 | 38 | 3 | 134 |
| Oregon | 10 | 302 | 1 | 63 | 11 | 365 |
| Pennsylvania | 23 | 763 | 1 | 10 | 24 | 773 |
| Puerto Rico | 2 | 345 | 2 | 345 | ||
| South Dakota | 6 | 339 | 6 | 339 | ||
| Tennessee | 3 | 321 | 3 | 321 | ||
| Texas | 3 | 269 | 3 | 269 | ||
| Utah | 1 | 12 | 1 | 131 | 2 | 143 |
| Vermont | 1 | 126 | 1 | 126 | ||
| Virginia | 3 | 70 | 3 | 70 | ||
| Washington | 5 | 258 | 1 | 3 | 6 | 261 |
| Wisconsin | 89 | 3,021 | 9 | 300 | 98 | 3,321 |
| United States | 292 | 13,841 | 23 | 894 | 315 | 14,735 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category for Guernsey. |
| Official | Management | All Plans | ||||
| State | Herds | Cows | Herds | Cows | Herds | Cows |
| Arizona | 1 | 36 | 1 | 36 | ||
| Arkansas | 1 | 58 | 1 | 58 | ||
| California | 7 | 501 | 7 | 501 | ||
| Connecticut | 1 | 22 | 1 | 22 | ||
| Illinois | 6 | 209 | 1 | 30 | 7 | 239 |
| Indiana | 11 | 435 | 11 | 435 | ||
| Iowa | 15 | 714 | 15 | 714 | ||
| Kansas | 1 | 59 | 1 | 59 | ||
| Kentucky | 3 | 40 | 3 | 40 | ||
| Maine | 1 | 31 | 1 | 31 | ||
| Maryland | 9 | 427 | 9 | 427 | ||
| Michigan | 1 | 26 | 1 | 26 | ||
| Minnesota | 12 | 368 | 12 | 368 | ||
| Missouri | 4 | 333 | 4 | 333 | ||
| Nebraska | 1 | 74 | 1 | 47 | 2 | 121 |
| New Hampshire | 1 | 17 | 1 | 17 | ||
| New York | 9 | 326 | 1 | 75 | 10 | 401 |
| North Carolina | 1 | 79 | 1 | 79 | ||
| Ohio | 12 | 317 | 3 | 179 | 15 | 496 |
| Oklahoma | 1 | 130 | 1 | 130 | ||
| Oregon | 8 | 416 | 8 | 416 | ||
| Pennsylvania | 20 | 851 | 2 | 28 | 22 | 879 |
| South Carolina | 2 | 148 | 2 | 148 | ||
| South Dakota | 2 | 65 | 2 | 65 | ||
| Tennessee | 1 | 33 | 1 | 113 | 2 | 146 |
| Texas | 1 | 108 | 1 | 108 | ||
| Vermont | 2 | 74 | 2 | 74 | ||
| Virginia | 2 | 145 | 2 | 145 | ||
| Washington | 4 | 199 | 4 | 199 | ||
| West Virginia | 1 | 62 | 1 | 62 | ||
| Wisconsin | 54 | 2,158 | 35 | 1,231 | 89 | 3,389 |
| United States | 195 | 8,461 | 44 | 1,703 | 239 | 10,164 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category for Holstein. |
| Official | Management | All Plans | ||||
| State | Herds | Cows | Herds | Cows | Herds | Cows |
| Alabama | 29 | 4,554 | 3 | 273 | 32 | 4,827 |
| Alaska | 1 | 87 | 1 | 87 | ||
| Arizona | 43 | 71,537 | 3 | 5,747 | 46 | 77,284 |
| Arkansas | 39 | 4,943 | 5 | 518 | 44 | 5,461 |
| California | 837 | 788,733 | 75 | 59,248 | 912 | 847,981 |
| Colorado | 53 | 38,347 | 10 | 5,484 | 63 | 43,831 |
| Connecticut | 79 | 10,700 | 3 | 151 | 82 | 10,851 |
| Delaware | 25 | 3,928 | 7 | 197 | 32 | 4,125 |
| Florida | 41 | 28,848 | 44 | 30,209 | 85 | 59,057 |
| Georgia | 147 | 40,091 | 50 | 10,627 | 197 | 50,718 |
| Hawaii | 3 | 2,027 | 3 | 2,027 | ||
| Idaho | 153 | 109,720 | 21 | 11,929 | 174 | 121,649 |
| Illinois | 408 | 41,563 | 91 | 8,230 | 499 | 49,793 |
| Indiana | 298 | 35,949 | 80 | 6,285 | 378 | 42,234 |
| Iowa | 782 | 78,539 | 178 | 14,628 | 960 | 93,167 |
| Kansas | 203 | 33,563 | 41 | 12,804 | 244 | 46,367 |
| Kentucky | 158 | 16,993 | 55 | 4,209 | 213 | 21,202 |
| Louisiana | 90 | 12,252 | 7 | 1,207 | 97 | 13,459 |
| Maine | 104 | 10,540 | 6 | 1,542 | 110 | 12,082 |
| Maryland | 301 | 35,801 | 18 | 1,378 | 319 | 37,179 |
| Massachusetts | 86 | 8,344 | 5 | 1,027 | 91 | 9,371 |
| Michigan | 676 | 118,906 | 120 | 20,377 | 796 | 139,283 |
| Minnesota | 1,970 | 194,996 | 556 | 39,905 | 2,526 | 234,901 |
| Mississippi | 50 | 8,415 | 9 | 1,384 | 59 | 9,799 |
| Missouri | 276 | 27,105 | 89 | 7,243 | 365 | 34,348 |
| Montana | 45 | 7,448 | 6 | 751 | 51 | 8,199 |
| Nebraska | 165 | 25,262 | 20 | 2,614 | 185 | 27,876 |
| Nevada | 16 | 9,461 | 16 | 9,461 | ||
| New Hampshire | 71 | 8,307 | 5 | 244 | 76 | 8,551 |
| New Jersey | 61 | 6,258 | 1 | 73 | 62 | 6,331 |
| New Mexico | 29 | 53,052 | 2 | 2,746 | 31 | 55,798 |
| New York | 1,960 | 279,820 | 284 | 30,625 | 2,244 | 310,445 |
| North Carolina | 169 | 28,974 | 25 | 4,470 | 194 | 33,444 |
| North Dakota | 39 | 5,140 | 11 | 1,000 | 50 | 6,140 |
| Ohio | 615 | 73,125 | 201 | 20,572 | 816 | 93,697 |
| Oklahoma | 50 | 6,433 | 25 | 7,149 | 75 | 13,582 |
| Oregon | 137 | 38,739 | 12 | 9,954 | 149 | 48,693 |
| Pennsylvania | 2,901 | 250,748 | 1,129 | 62,709 | 4,030 | 313,457 |
| Puerto Rico | 148 | 37,316 | 1 | 252 | 149 | 37,568 |
| Rhode Island | 5 | 334 | 5 | 334 | ||
| South Carolina | 51 | 10,312 | 4 | 833 | 55 | 11,145 |
| South Dakota | 109 | 15,507 | 81 | 8,977 | 190 | 24,484 |
| Tennessee | 177 | 22,759 | 21 | 3,197 | 198 | 25,956 |
| Texas | 155 | 76,744 | 49 | 27,912 | 204 | 104,656 |
| Utah | 144 | 34,758 | 21 | 3,892 | 165 | 38,650 |
| Vermont | 299 | 43,392 | 54 | 7,445 | 353 | 50,837 |
| Virgin Islands | 4 | 497 | 4 | 497 | ||
| Virginia | 399 | 57,112 | 75 | 9,700 | 474 | 66,812 |
| Washington | 165 | 61,994 | 25 | 5,519 | 190 | 67,513 |
| West Virginia | 50 | 6,041 | 50 | 6,041 | ||
| Wisconsin | 3,187 | 359,971 | 2,737 | 192,648 | 5,924 | 552,619 |
| Wyoming | 1 | 232 | 2 | 538 | 3 | 770 |
| United States | 17,996 | 3,243,606 | 6,275 | 651,033 | 24,271 | 3,894,639 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category for Jersey. |
| Official | Management | All Plans | ||||
| State | Herds | Cows | Herds | Cows | Herds | Cows |
| Alabama | 7 | 2,178 | 7 | 2,178 | ||
| Arizona | 5 | 7,195 | 5 | 7,195 | ||
| Arkansas | 4 | 589 | 4 | 589 | ||
| California | 106 | 50,151 | 6 | 2,512 | 112 | 52,663 |
| Colorado | 2 | 236 | 2 | 236 | ||
| Connecticut | 9 | 283 | 9 | 283 | ||
| Delaware | 2 | 88 | 2 | 88 | ||
| Florida | 2 | 341 | 2 | 341 | ||
| Georgia | 10 | 1,297 | 10 | 1,297 | ||
| Idaho | 15 | 5,698 | 15 | 5,698 | ||
| Illinois | 21 | 1,262 | 1 | 144 | 22 | 1,406 |
| Indiana | 14 | 980 | 2 | 88 | 16 | 1,068 |
| Iowa | 35 | 3,305 | 3 | 110 | 38 | 3,415 |
| Kansas | 12 | 995 | 12 | 995 | ||
| Kentucky | 20 | 1,369 | 20 | 1,369 | ||
| Louisiana | 3 | 221 | 3 | 221 | ||
| Maine | 11 | 698 | 2 | 118 | 13 | 816 |
| Maryland | 23 | 1,114 | 1 | 33 | 24 | 1,147 |
| Massachusetts | 7 | 626 | 7 | 626 | ||
| Michigan | 18 | 1,756 | 4 | 88 | 22 | 1,844 |
| Minnesota | 33 | 2,033 | 3 | 101 | 36 | 2,134 |
| Mississippi | 6 | 553 | 1 | 84 | 7 | 637 |
| Missouri | 24 | 2,247 | 3 | 188 | 27 | 2,435 |
| Montana | 1 | 8 | 1 | 8 | ||
| Nebraska | 4 | 472 | 4 | 472 | ||
| Nevada | 1 | 428 | 1 | 428 | ||
| New Hampshire | 9 | 751 | 2 | 78 | 11 | 829 |
| New Jersey | 3 | 176 | 3 | 176 | ||
| New Mexico | 1 | 961 | 1 | 961 | ||
| New York | 83 | 6,062 | 5 | 193 | 88 | 6,255 |
| North Carolina | 18 | 2,461 | 1 | 9 | 19 | 2,470 |
| North Dakota | 2 | 27 | 1 | 29 | 3 | 56 |
| Ohio | 95 | 8,648 | 14 | 694 | 109 | 9,342 |
| Oklahoma | 3 | 392 | 3 | 392 | ||
| Oregon | 62 | 11,240 | 2 | 7,911 | 64 | 19,151 |
| Pennsylvania | 119 | 7,454 | 19 | 675 | 138 | 8,129 |
| Puerto Rico | 2 | 223 | 2 | 223 | ||
| South Carolina | 12 | 2,385 | 1 | 166 | 13 | 2,551 |
| South Dakota | 5 | 352 | 5 | 352 | ||
| Tennessee | 31 | 2,889 | 1 | 79 | 32 | 2,968 |
| Texas | 15 | 7,550 | 4 | 1,679 | 19 | 9,229 |
| Utah | 18 | 1,740 | 1 | 34 | 19 | 1,774 |
| Vermont | 53 | 3,472 | 6 | 588 | 59 | 4,060 |
| Virginia | 8 | 1,002 | 8 | 1,002 | ||
| Washington | 25 | 2,743 | 1 | 1 | 26 | 2,744 |
| West Virginia | 3 | 307 | 3 | 307 | ||
| Wisconsin | 160 | 8,268 | 70 | 2,084 | 230 | 10,352 |
| United States | 1,122 | 155,226 | 154 | 17,686 | 1,276 | 172,912 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category for Milking Shorthorn. |
| Official | Management | All Plans | ||||
| State | Herds | Cows | Herds | Cows | Herds | Cows |
| Arizona | 2 | 280 | 2 | 280 | ||
| California | 1 | 255 | 1 | 255 | ||
| Iowa | 2 | 147 | 2 | 147 | ||
| Maine | 2 | 80 | 2 | 80 | ||
| Minnesota | 5 | 258 | 5 | 258 | ||
| Missouri | 1 | 92 | 1 | 92 | ||
| New Hampshire | 2 | 42 | 2 | 42 | ||
| New York | 1 | 36 | 1 | 36 | ||
| Ohio | 3 | 77 | 3 | 77 | ||
| Oklahoma | 3 | 301 | 1 | 71 | 4 | 372 |
| Oregon | 1 | 43 | 1 | 43 | ||
| Pennsylvania | 1 | 17 | 1 | 17 | ||
| South Dakota | 1 | 70 | 1 | 70 | ||
| Utah | 1 | 37 | 1 | 37 | ||
| Vermont | 1 | 44 | 1 | 44 | ||
| Washington | 3 | 139 | 3 | 139 | ||
| Wisconsin | 17 | 500 | 4 | 241 | 21 | 741 |
| United States | 47 | 2,418 | 5 | 312 | 52 | 2,730 |
Return to the AIPL Home page |
| Table 4. Dairy Cow Enrollment in DHI as of January 1, 2003, by State and Test Plan Category for Red and White. |
| Official | Management | All Plans | ||||
| State | Herds | Cows | Herds | Cows | Herds | Cows |
| Indiana | 1 | 16 | 1 | 16 | ||
| Michigan | 3 | 192 | 3 | 192 | ||
| Minnesota | 4 | 214 | 4 | 214 | ||
| Missouri | 1 | 126 | 1 | 126 | ||
| New York | 2 | 155 | 2 | 155 | ||
| Ohio | 3 | 41 | 3 | 41 | ||
| Pennsylvania | 2 | 79 | 1 | 45 | 3 | 124 |
| South Carolina | 1 | 141 | 1 | 141 | ||
| Wisconsin | 13 | 706 | 4 | 171 | 17 | 877 |
| United States | 30 | 1,670 | 5 | 216 | 35 | 1,886 |
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| Table 5. Dairy Goat Enrollment in DHI as of January 1, 2003, by State and Test Plan Category. |
| Official | Management | All Plans | ||||
| State | Herds | Does | Herds | Does | Herds | Does |
| Alabama | 3 | 12 | 0 | 0 | 3 | 12 |
| Arizona | 4 | 25 | 0 | 0 | 4 | 25 |
| Arkansas | 6 | 129 | 0 | 0 | 6 | 129 |
| California | 41 | 1,132 | 4 | 395 | 45 | 1,527 |
| Colorado | 12 | 228 | 0 | 0 | 12 | 228 |
| Connecticut | 5 | 29 | 1 | 6 | 6 | 35 |
| Florida | 9 | 74 | 0 | 0 | 9 | 74 |
| Georgia | 2 | 19 | 0 | 0 | 2 | 19 |
| Idaho | 10 | 158 | 0 | 0 | 10 | 158 |
| Illinois | 3 | 136 | 0 | 0 | 3 | 136 |
| Indiana | 14 | 593 | 0 | 0 | 14 | 593 |
| Iowa | 5 | 364 | 2 | 302 | 7 | 666 |
| Kansas | 11 | 96 | 0 | 0 | 11 | 96 |
| Kentucky | 2 | 15 | 0 | 0 | 2 | 15 |
| Maine | 14 | 126 | 0 | 0 | 14 | 126 |
| Maryland | 19 | 287 | 0 | 0 | 19 | 287 |
| Massachusetts | 8 | 83 | 0 | 0 | 8 | 83 |
| Michigan | 16 | 129 | 0 | 0 | 16 | 129 |
| Minnesota | 16 | 773 | 0 | 0 | 16 | 773 |
| Mississippi | 2 | 35 | 0 | 0 | 2 | 35 |
| Missouri | 7 | 46 | 0 | 0 | 7 | 46 |
| Montana | 2 | 29 | 0 | 0 | 2 | 29 |
| Nebraska | 1 | 8 | 0 | 0 | 1 | 8 |
| Nevada | 1 | 19 | 0 | 0 | 1 | 19 |
| New Hampshire | 7 | 104 | 0 | 0 | 7 | 104 |
| New Jersey | 6 | 45 | 0 | 0 | 6 | 45 |
| New Mexico | 3 | 103 | 0 | 0 | 3 | 103 |
| New York | 29 | 865 | 0 | 0 | 29 | 865 |
| North Carolina | 5 | 69 | 0 | 0 | 5 | 69 |
| North Dakota | 0 | 0 | 1 | 8 | 1 | 8 |
| Ohio | 15 | 508 | 2 | 13 | 17 | 521 |
| Oklahoma | 3 | 69 | 0 | 0 | 3 | 69 |
| Oregon | 59 | 889 | 1 | 3 | 60 | 892 |
| Pennsylvania | 20 | 313 | 2 | 255 | 22 | 568 |
| Rhode Island | 3 | 10 | 0 | 0 | 3 | 10 |
| South Carolina | 4 | 18 | 0 | 0 | 4 | 18 |
| South Dakota | 0 | 0 | 1 | 7 | 1 | 7 |
| Tennessee | 2 | 13 | 0 | 0 | 2 | 13 |
| Texas | 11 | 146 | 0 | 0 | 11 | 146 |
| Utah | 6 | 188 | 0 | 0 | 6 | 188 |
| Vermont | 3 | 300 | 0 | 0 | 3 | 300 |
| Virginia | 14 | 135 | 1 | 45 | 15 | 180 |
| Washington | 8 | 68 | 0 | 0 | 8 | 68 |
| West Virginia | 7 | 60 | 0 | 0 | 7 | 60 |
| Wisconsin | 19 | 789 | 12 | 1,114 | 31 | 1,903 |
| Wyoming | 12 | 93 | 0 | 0 | 12 | 93 |
| United States | 449 | 9,330 | 27 | 2,148 | 476 | 11,478 |
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| Table 6. Testing Characteristics for Cow Herds With at Least 1 Year on
Test, by State, 2002. |
| Cow Test Days | |||||||||
| State | Herds | Cows | Test days/ herd-year |
supervised (%) |
sampled (%) |
all milkings weighed (%) |
all milkings sampled (%) |
where > 1 day recorded (%) |
3X milking (%) |
| Alabama | 45 | 7,431 | 11.6 | 93.4 | 90.1 | 57.6 | 0.0 | 3.9 | 10.1 |
| Alaska | 1 | 87 | 11.0 | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 |
| Arizona | 57 | 93,170 | 12.1 | 91.3 | 91.0 | 69.6 | 47.9 | 10.6 | 59.6 |
| Arkansas | 64 | 8,065 | 8.8 | 91.0 | 96.2 | 18.8 | 1.4 | 8.5 | 19.0 |
| California | 1,078 | 915,948 | 12.1 | 95.9 | 97.6 | 36.9 | 32.4 | 3.8 | 18.8 |
| Colorado | 69 | 46,943 | 11.4 | 82.7 | 91.8 | 74.4 | 65.9 | 32.2 | 89.8 |
| Connecticut | 102 | 12,105 | 10.6 | 98.2 | 99.8 | 55.0 | 17.5 | 0.0 | 30.7 |
| Delaware | 34 | 4,269 | 12.0 | 86.1 | 92.5 | 38.7 | 3.7 | 12.3 | 14.7 |
| Florida | 98 | 66,729 | 12.0 | 85.1 | 45.1 | 46.0 | 2.0 | 14.4 | 44.6 |
| Georgia | 212 | 54,874 | 11.3 | 94.6 | 56.4 | 46.4 | 0.6 | 1.7 | 29.5 |
| Hawaii | 2 | 1,271 | 10.2 | 0.0 | 100.0 | 100.0 | 100.0 | 0.0 | 24.6 |
| Idaho | 202 | 125,117 | 11.8 | 93.5 | 99.1 | 72.7 | 62.4 | 14.3 | 36.2 |
| Illinois | 580 | 52,264 | 11.1 | 88.7 | 98.6 | 33.2 | 22.7 | 4.3 | 10.1 |
| Indiana | 453 | 45,806 | 10.1 | 84.0 | 95.8 | 32.7 | 21.5 | 4.6 | 22.3 |
| Iowa | 1,128 | 108,441 | 10.7 | 87.8 | 98.3 | 23.1 | 15.2 | 3.0 | 20.0 |
| Kansas | 282 | 51,635 | 10.6 | 80.4 | 85.3 | 26.6 | 4.6 | 1.2 | 31.6 |
| Kentucky | 263 | 24,930 | 10.6 | 89.5 | 92.7 | 27.3 | 4.0 | 2.0 | 4.3 |
| Louisiana | 111 | 15,509 | 10.6 | 93.1 | 64.2 | 45.9 | 0.4 | 5.5 | 0.4 |
| Maine | 143 | 14,289 | 11.4 | 87.3 | 93.0 | 40.2 | 18.5 | 0.0 | 3.8 |
| Maryland | 380 | 39,867 | 11.8 | 96.6 | 98.6 | 45.1 | 30.6 | 5.3 | 12.4 |
| Massachusetts | 108 | 10,741 | 11.2 | 96.4 | 100.0 | 45.2 | 41.9 | 0.0 | 13.0 |
| Michigan | 888 | 146,086 | 11.4 | 89.8 | 89.3 | 23.9 | 12.2 | 6.3 | 34.6 |
| Minnesota | 3,054 | 295,623 | 10.2 | 84.0 | 99.5 | 25.0 | 14.9 | 9.9 | 22.9 |
| Mississippi | 70 | 11,314 | 10.2 | 92.0 | 96.4 | 13.4 | 0.0 | 2.0 | 8.7 |
| Missouri | 451 | 39,861 | 11.1 | 89.8 | 98.3 | 22.1 | 7.3 | 5.1 | 5.6 |
| Montana | 53 | 7,945 | 11.6 | 91.2 | 97.8 | 52.5 | 50.3 | 0.0 | 9.2 |
| Nebraska | 214 | 30,242 | 11.2 | 91.2 | 97.2 | 25.0 | 7.5 | 0.9 | 25.6 |
| Nevada | 18 | 10,237 | 11.5 | 100.0 | 100.0 | 60.8 | 41.2 | 23.4 | 24.9 |
| New Hampshire | 97 | 9,961 | 11.7 | 97.3 | 99.8 | 44.6 | 31.3 | 1.0 | 12.2 |
| New Jersey | 72 | 6,927 | 10.5 | 86.7 | 87.1 | 59.7 | 53.0 | 3.7 | 6.3 |
| New Mexico | 33 | 54,164 | 11.7 | 95.2 | 100.0 | 41.7 | 34.5 | 5.5 | 57.1 |
| New York | 2,496 | 322,173 | 11.5 | 88.8 | 97.3 | 29.9 | 14.1 | 0.9 | 35.6 |
| North Carolina | 229 | 39,308 | 11.4 | 90.5 | 86.0 | 32.4 | 2.4 | 4.6 | 30.5 |
| North Dakota | 64 | 6,821 | 11.2 | 71.4 | 97.8 | 34.6 | 2.9 | 24.4 | 21.1 |
| Ohio | 1,034 | 107,718 | 12.0 | 76.8 | 92.1 | 39.3 | 35.0 | 0.7 | 16.5 |
| Oklahoma | 106 | 15,914 | 8.7 | 87.0 | 97.9 | 13.6 | 6.8 | 0.0 | 23.9 |
| Oregon | 252 | 56,192 | 11.8 | 95.4 | 99.6 | 34.1 | 30.0 | 4.0 | 29.4 |
| Pennsylvania | 4,350 | 330,133 | 11.8 | 38.5 | 52.7 | 14.2 | 4.6 | 3.7 | 9.3 |
| Puerto Rico | 162 | 39,664 | 12.1 | 99.3 | 87.8 | 97.9 | 0.0 | 0.4 | 1.4 |
| Rhode Island | 6 | 424 | 10.2 | 100.0 | 100.0 | 10.1 | 0.6 | 0.0 | 18.8 |
| South Carolina | 82 | 15,845 | 10.8 | 98.6 | 92.1 | 37.3 | 2.2 | 3.2 | 5.3 |
| South Dakota | 224 | 25,426 | 11.4 | 70.8 | 89.5 | 16.5 | 9.1 | 4.9 | 18.0 |
| Tennessee | 243 | 31,064 | 10.9 | 90.6 | 86.1 | 43.2 | 0.4 | 4.5 | 4.7 |
| Texas | 248 | 117,139 | 11.0 | 86.9 | 75.0 | 32.0 | 4.7 | 0.8 | 47.7 |
| Utah | 203 | 44,483 | 11.4 | 91.6 | 97.1 | 79.2 | 72.8 | 0.0 | 39.9 |
| Vermont | 466 | 57,663 | 11.1 | 91.4 | 86.6 | 44.9 | 30.1 | 3.5 | 23.0 |
| Virgin Islands | 4 | 512 | 13.0 | 100.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 |
| Virginia | 514 | 71,369 | 11.7 | 94.2 | 95.5 | 43.4 | 11.9 | 1.8 | 13.7 |
| Washington | 236 | 73,164 | 11.9 | 91.3 | 98.7 | 53.1 | 42.9 | 10.6 | 52.8 |
| West Virginia | 57 | 6,484 | 10.7 | 97.9 | 97.9 | 58.1 | 15.3 | 3.2 | 9.6 |
| Wisconsin | 6,568 | 578,361 | 11.7 | 68.1 | 98.5 | 21.0 | 14.1 | 5.4 | 23.3 |
| Wyoming | 6 | 1,246 | 9.6 | 26.7 | 71.5 | 71.5 | 71.5 | 0.0 | 27.4 |
| United States | 27,912 | 4,252,950 | 11.5 | 83.5 | 90.9 | 34.6 | 21.8 | 5.1 | 25.2 |
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