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Inbreeding information

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Bovine Inbreeding Trends

Bovine Inbreeding Trends
Ayrshire
Brown Swiss
Guernsey
Holstein or Red & White
Cows (Chart)
Genotyped Proven Bulls
Young Genomic Bulls
Sires of Sons Highly Related To Breed
Based on Expected Future Inbreeding of Daughters
Active Sires Highly Related To Breed
Based on Expected Future Inbreeding of Daughters
Outcrosses
Active, Foreign, or Genomic Sires With High NM$ and Low Relationship to Breed
Jersey
Milking Shorthorn


Related Links
Bovine Genetic Trends
Goat Trends


Trend in Inbreeding Coefficients of Cows for Holstein or Red & White
Calculated April 2022

Birth
Year
Cows Percent
Inbreeding
Expected
Future
Inbreeding
2022 165180 9.63 8.99
2021 1736276 9.16 8.87
2020 2066751 8.69 8.70
2019 2111382 8.23 8.49
2018 2344758 7.72 8.21
2017 2387677 7.28 7.88
2016 2250028 6.90 7.52
2015 2206221 6.59 7.16
2014 2119072 6.34 6.83
2013 2134924 6.11 6.59
2012 2131300 5.89 6.38
2011 1972834 5.76 6.20
2010 1954038 5.66 6.03
2009 1907025 5.54 5.83
2008 1821141 5.41 5.73
2007 1727479 5.30 5.63
2006 1725330 5.22 5.54
2005 1677621 5.11 5.43
2004 1615904 5.00 5.31
2003 1511324 4.89 5.21
2002 1443819 4.78 5.13
2001 1378681 4.63 5.02
2000 1370803 4.51 4.91
1999 1287645 4.36 4.81
1998 1222904 4.23 4.74
1997 1188977 4.08 4.63
1996 1134351 3.89 4.49
1995 1164283 3.68 4.32
1994 1172934 3.46 4.20
1993 1165162 3.24 4.09
1992 1177463 3.01 3.93
1991 1186486 2.80 3.76
1990 1178325 2.50 3.55
1989 1150064 2.25 3.38
1988 1150266 2.01 3.16
1987 1124555 1.84 2.97
1986 1086067 1.67 2.78
1985 1074242 1.50 2.60
1984 1051912 1.33 2.45
1983 1058010 1.19 2.33
1982 1042291 1.05 2.19
1981 1009469 0.96 1.99
1980 964567 0.87 1.79
1979 899837 0.81 1.63
1978 830848 0.75 1.50
1977 792685 0.70 1.45
1976 735586 0.68 1.37
1975 675562 0.63 1.27
1974 632146 0.58 1.21
1973 610268 0.54 1.18
1972 588653 0.50 1.13
1971 546201 0.46 1.06
1970 522064 0.41 1.01
1969 507130 0.38 0.96
1968 495013 0.33 0.89
1967 476498 0.29 0.83
1966 455371 0.26 0.79
1965 437503 0.22 0.76
1964 428514 0.18 0.74
1963 416166 0.13 0.72
1962 407291 0.06 0.70
1961 404499 0.00 0.68
1960 387426 0.00 0.67


Inbreeding Trend for Holstein or Red & White Cows