Article
Reaction norms and genotype-by-environment interaction in the German Holstein dairy cattle.
Journal of animal breeding and genetics = Zeitschrift fur Tierzuchtung und Zuchtungsbiologie - 1 Oct 2012
Streit M, Reinhardt F, Thaller G, Bennewitz J
Abstract excerpt
Reaction norm random regression sire models were used to study genotype-by-environment interactions (G × E) in the German Holstein dairy cattle population. Around 2300 sires with a minimum of 50 daughters per sire and seven first-lactation test day observations per daughter were analysed. Corrected test day records for milk yield, protein yield, fat yield and somatic cell score (SCS) were used. Herd test day...
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