Article
Genetics of rearing success in four pure laying hen lines during the first 17 weeks of age.
Poultry science - 1 May 2023
Bouba I, van den Brand H, Kemp B, Rodenburg T Bas, Visser B
Abstract excerpt
This study aimed to investigate the genetics of rearing success (RS) in laying hens. Four rearing traits: clutch size (CS), first week mortality (FWM), rearing abnormalities (RA), and natural death (ND), were included as factors determining RS. Pedigree, genotypic, and phenotypic records of 4 purebred genetic lines of White Leghorn layers were available for 23,000 rearing batches obtained between 2010 and 2020....
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