Genetic Correlations between Purebred and Crossbred Performance of Poll Dorset Sheep

Author(s)
Brown, Daniel
Van Der Werf, Julius H
Publication Date
2015
Abstract
The genetic correlation between purebred and crossbred performance has implications for the utility of Australian Sheep Breeding Values (ASBVs) and the accuracy of genomic predications. The aim of this study was to estimate the genetic correlations between purebred and crossbred performance for terminal sire breeds. The genetic correlations estimated between purebred and crossbred progeny performance were all very high ranging from 0.44 to 1.00 and not significantly different from one for the weight and carcase traits examined in this study. These result support the use of the LAMBPLAN across breed ASBVs produced from animals with variable breed composition and also the use of crossbred animals in the genomic reference populations.
Citation
Proceedings of the Association for the Advancement of Animal Breeding and Genetics, v.21, p. 177-180
ISBN
9780646945545
ISSN
1328-3227
Link
Language
en
Publisher
Association for the Advancement of Animal Breeding and Genetics (AAABG)
Title
Genetic Correlations between Purebred and Crossbred Performance of Poll Dorset Sheep
Type of document
Conference Publication
Entity Type
Publication

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