Weak genotype x environment interaction suggests that measuring scrotal circumference at 12 and 18 mo of age is helpful to select precocious Brahman cattle

Abstract The aim of this study was to evaluate the genotype x environment interaction (GxE) for scrotal circumference (SC) measured at different ages using pedigree-based (A−1) and pedigree and genomic-based (H−1) relationship matrices. Data from 1,515 Brahman bulls, from the Cooperative Research Ce...

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Veröffentlicht in:	Journal of animal science 2022-09, Vol.100 (9)
Hauptverfasser:	Nascimento, Bárbara M, Carvalheiro, Roberto, Teixeira, Rodrigo de A, Dias, Laila T, Fortes, Marina R S
Format:	Artikel
Sprache:	eng
Schlagworte:	Age Animal Genetics and Genomics Animal models Animals Beef Body weight Body Weight - genetics Cattle - genetics Circumferences Dependent variables Evaluation Gene-Environment Interaction Genotype Genotype & phenotype Genotype-environment interactions Genotypes Heritability Male Models, Genetic Norms Pedigree Phenotype Regression models Research facilities Scrotum Single-nucleotide polymorphism
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