Article
Estimation of heritability and breeding values for early egg production in laying hens from pooled data.
Poultry science - 1 Sept 2010
Biscarini F, Bovenhuis H, Ellen E D, Addo S, van Arendonk J A M
Abstract excerpt
Under commercial conditions, data on egg production in laying hens are usually collected per cage rather than individually. In current breeding programs, genetic evaluations are, however, based on individually recorded egg production. Because commercial flocks are not maintained in single cages, this environmental difference between the breeding and commercial setting may result in a genotype x environment...
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