Article
Genetic analysis of Holstein cattle populations in Brazil and the United States.
Journal of dairy science - 1 Dec 2000
Costa C N, Blake R W, Pollak E J, Oltenacu P A, Quaas R L, Searle S R
Abstract excerpt
Genetic relationships between Brazilian and US Holstein cattle populations were studied using first-lactation records of 305-d mature equivalent (ME) yields of milk and fat of daughters of 705 sires in Brazil and 701 sires in the United States, 358 of which had progeny in both countries. Components of(co)variance and genetic parameters were estimated from all data and from within herd-year standard deviation for...
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