Article
Bivariate analysis of liability to clinical mastitis and to culling in first-lactation cows.
Journal of dairy science - 1 Feb 2003
Heringstad B, Rekaya R, Gianola D, Klemetsdal G, Weigel K A
Abstract excerpt
Records taken on 13,070 first-lactation daughters of 250 Norwegian Cattle sires were used to examine associations between susceptibility to clinical mastitis and to culling. Clinical mastitis was defined as a binary trait, whereas culling was treated as either binary (culled or not culled) or con...
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