Genetic aspects of growth of Holstein-Friesian dairy cows from birth to maturity.

Abstract excerpt

In general, genetic selection is applied after first calving to traits that manifest themselves during the animal's productive life, mostly during the early part of productive life. This selection policy has had undesirable correlated responses in other economically important traits, such as health and fertility, and may also have had an effect on the growth of animals both during productive life and before first...

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