Direct and maternal genetic covariances by age of dam for weaning weight.

Article

Direct and maternal genetic covariances by age of dam for weaning weight.

Journal of animal science - 1 Aug 1996

Van Vleck L D, Gregory K E, Bennett G L

Abstract excerpt

Weaning weights of calves of dams at ages in years of 2, 3, and older were modeled to be three separate traits. Fixed effects were sex of calf-year of birth combinations for nine pure breeds and sex of calf-year of birth-generation for three composite populations. Random effects fitted for each t...

Topics

Aging
Analysis of Variance
Animals
Body Weight
Breeding
Cattle
Female
Phenotype

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