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Animal Science Database

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This review of literature was conducted to update individual estimates of genetic parameters for preweaning growth traits of cattle and to report the overall means, ranges and marginal means of estimates of the genetic parameters by breed of cattle and statistical model in order to investigate the...

Rios Utrera, Á.
Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias (INIFAP), Mexico City, Mexico
Técnica Pecuaria en México, 2008, 46, 1, pp 37-67

(Co)variance components, direct and maternal breed additive, dominance, and epistatic loss effects on preweaning weight gain of beef cattle were estimated. Data were from 478,466 animals in Ontario, Canada, from 1986 to 1999, including records of both purebred and crossbred animals from Angus,...

Roso, V. M.; Schenkel, F. S.; Miller, S. P.; Wilton, J. W.
American Society of Animal Science, Savoy, USA
Journal of Animal Science, 2005, 83, 8, pp 1780-1787

Preweaning growth and body weight at 120 and 200 days were studied in the progeny of 564 two-yr-old and 569 three-yr-old crossbred cows produced by mating Hereford, Aberdeen-Angus (AA), Jersey, South Devon (SD), Simmental, Limousin and Charolais bulls to Hereford and AA cows. Two-yr-olds produced...

Notter, D. R.; Cundiff, L. V.; Smith, G. M.; Laster, D. B.; Gregory, K. E.
Journal of Animal Science, 1978, 46, 4, pp 908-921

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