Factors influencing growth performance of beef bulls in a test station.

Abstract excerpt

Performance records of 2,034 beef bulls tested at the Ellerslie Test Station, Alberta, Canada from 1974 to 1987 were analyzed to identify important factors that affect growth of bulls in a test station and to estimate the contribution of herd of origin to phenotypic variances of growth traits. Compared with herd of origin, age of dam, start of test age, and weight of bull were not of practical importance. Herd of...

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