Bovine Inbreeding Trends

Bovine Inbreeding Trends Menu

Trend in Inbreeding Coefficients for Milking Shorthorn

Calculated April 2013

Birth Year	Cows	Percent Inbreeding	Expected Future Inbreeding
2013	888	6.08	5.04
2012	10645	6.02	5.01
2011	12548	6.01	5.06
2010	21385	6.01	5.27
2009	24861	5.74	5.28
2008	27112	5.74	5.27
2007	27268	5.68	5.21
2006	26647	5.56	5.10
2005	23669	5.64	5.19
2004	21240	5.49	5.04
2003	17741	5.32	4.83
2002	15979	5.13	4.63
2001	16048	4.47	3.88
2000	15325	4.37	3.72
1999	13083	4.14	3.40
1998	12078	3.90	3.12
1997	11455	3.76	2.94
1996	11129	3.59	2.78
1995	11547	3.42	2.68
1994	11147	3.37	2.60
1993	11046	3.28	2.56
1992	10816	3.23	2.53
1991	10919	3.15	2.49
1990	11042	3.08	2.46
1989	11025	2.92	2.38
1988	11394	2.86	2.36
1987	11566	2.79	2.34
1986	11638	2.68	2.30
1985	11599	2.58	2.29
1984	11763	2.48	2.25
1983	11654	2.43	2.23
1982	11871	2.30	2.20
1981	12579	2.21	2.16
1980	12651	2.09	2.10
1979	11413	2.04	2.08
1978	11810	2.02	2.09
1977	11683	1.88	2.09
1976	11424	1.68	1.99
1975	12161	1.52	1.90
1974	7441	1.57	2.05
1973	7830	1.34	1.93
1972	8012	1.12	1.79
1971	2611	1.02	1.61
1970	2528	0.85	1.54
1969	2258	0.82	1.47
1968	1950	0.69	1.41
1967	1884	0.59	1.38
1966	1870	0.33	1.34
1965	1637	0.29	1.33
1964	1748	0.19	1.29
1963	1978	0.17	1.29
1962	1763	0.11	1.28
1961	1953	0.00	1.26
1960	1894	0.00	1.26