Article
Genetic parameters of postnatal mortality in Danish Holstein calves.
Journal of dairy science - 1 May 2003
Hansen M, Madsen P, Jensen J, Pedersen J, Christensen L G
Abstract excerpt
The objective of this study was to estimate genetic parameters of postnatal mortality (PM) in dairy cattle. Data originated from 841,921 Danish Holstein calves. Four binary traits of mortality were considered: D1-14, D15-60, D61-180, and D1-180 with numbers indicating the period of risk in days a...
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