Table 4. Holstein State and national standardized lactation averages
for cows calving in 2000 with records used in national genetic evaluations.

  Records Milk Fat Protein
State (no.) (lb) (%) (lb) (%) (lb) % Reporting
Alabama 2630 20,979 3.55 745 2.98 626 100
Arizona 20849 23,690 3.53 837 2.95 699 98
Arkansas 1928 19,838 3.39 672 3.01 598 100
California 315766 26,013 3.57 928 3.04 790 86
Colorado 12184 25,668 3.58 920 3.03 777 100
Connecticut 7901 24,591 3.61 887 2.98 732 100
Delaware 2751 24,124 3.61 871 3.04 733 100
Florida 6072 22,935 3.48 799 3.01 690 100
Georgia 9601 22,816 3.52 804 2.97 679 100
Idaho 26455 26,210 3.56 933 3.06 803 >99
Illinois 26356 23,524 3.65 859 3.00 706 100
Indiana 19766 23,204 3.69 855 3.00 697 >99
Iowa 44699 23,894 3.64 869 3.00 718 >99
Kansas 14186 23,261 3.68 856 3.03 705 >99
Kentucky 8448 21,659 3.56 772 3.01 652 >99
Louisiana 4273 19,731 3.44 678 2.99 590 100
Maine 7404 24,521 3.66 898 3.01 739 >99
Maryland 21970 23,632 3.76 888 3.00 709 100
Massachusetts 5978 24,514 3.72 913 2.99 734 100
Michigan 60984 24,933 3.78 943 2.97 740 >99
Minnesota 136279 23,675 3.70 876 2.98 705 >99
Mississippi 4457 22,049 3.63 799 2.97 655 >99
Missouri 13973 21,167 3.62 765 3.04 644 100
Montana 3268 26,014 3.46 899 2.96 770 100
Nebraska 13330 23,728 3.72 883 3.04 721 100
Nevada 2995 25,821 3.50 905 3.01 778 99
New Hampshire 6955 26,282 3.68 967 3.00 788 >99
New Jersey 4672 23,840 3.76 896 2.98 710 100
New Mexico 12333 24,934 3.56 887 3.03 754 >99
New York 160060 23,704 3.68 873 2.96 702 >99
North Carolina 14187 23,960 3.65 874 2.97 711 100
North Dakota 3386 22,516 3.59 809 2.97 669 100
Ohio 45301 23,747 3.70 879 3.02 716 100
Oklahoma 4696 22,248 3.35 746 3.01 669 100
Oregon 17906 26,263 3.63 954 3.01 790 >99
Pennsylvania 170492 23,922 3.64 870 2.97 710 >99
Puerto Rico 3257 15,047 2.91 437 3.00 451 100
Rhode Island 168 24,275 3.53 858 2.95 716 100
South Carolina 5908 22,971 3.74 858 2.97 683 100
South Dakota 8306 23,280 3.75 873 3.01 700 100
Tennessee 10132 22,169 3.54 784 2.96 657 >99
Texas 29270 23,575 3.60 848 3.06 722 >99
Utah 14671 25,881 3.56 921 3.00 777 100
Vermont 24258 24,375 3.71 904 2.97 724 >99
Virginia 37336 23,615 3.59 849 2.97 702 100
Washington 34881 26,486 3.62 958 3.00 795 100
West Virginia 3623 22,778 3.59 817 3.00 683 100
Wisconsin 217749 25,182 3.69 929 2.98 750 >99
Wyoming 8 21,650 4.38 948 2.85 618 100
US 1624058 24,517 3.64 893 3.00 733 97