Article
Additive and nonadditive genetic variance in female fertility of Holsteins.
Journal of dairy science - 1 May 1991
Hoeschele I
Abstract excerpt
Additive and nonadditive genetic variances were estimated for cow fertility of Holsteins. Measures of fertility were first lactation days open and service period as recorded and with upper bounds of 150 and 91 d, respectively. Six million inseminations from the Raleigh, North Carolina Processing Center were used to form fertility records of 379,009 cows. Data were analyzed with a model accounting for all...
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