Article
Variance caused by cytoplasmic line and sire by herd interaction effects for milk yield considering estimation bias.
Journal of dairy science - 1 Jul 1999
Rorato P R, Keown J F, Van Vleck L D
Abstract excerpt
A total of 138,869 lactation milk yields (305 d, milked twice daily, mature equivalent) from the first three parities of 68,063 New York Holstein cows were used to estimate variance components that were due to additive direct genetic effects, cow permanent environmental effects (cow within sire f...
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