Article
Analysis of the relationship between workability traits and functional longevity in Canadian dairy breeds.
Journal of dairy science - 1 Sept 2010
Sewalem A, Miglior F, Kistemaker G J
Abstract excerpt
The aim of this study was to assess the effect of workability traits like milking speed and temperament on functional longevity of Canadian dairy cattle using a Weibull proportional hazards model. First-lactation data consisted of the following: 1,728,289 and 2,426,123 Holstein cows for milking t...
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