Selection response for growth in a Spanish Merino flock.

doi:10.2527/1994.7261433x

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Article

Selection response for growth in a Spanish Merino flock.

Journal of animal science - 1 Jun 1994

Jurado J J, Alonso A, Alenda R

Abstract excerpt

Weight and growth data on 5,136 lambs, from 104 sires and 1,552 dams were collected during 5 yr (13 lambing seasons) of selection for high weaning weight in a single flock under range conditions. Ewes were culled based on fertility and replaced by ewe lambs selected for high weaning weight. Herit...

Topics

Animals
Animals, Suckling
Birth Weight
Breeding
Female
Genetic Variation
Linear Models
Male
Phenotype
Regression Analysis
Selection, Genetic
Sheep
Weaning
Weight Gain

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