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Accuracy of genomic selection: Comparing theory and results

  • B J Hayes
  • , H D Daetwyler
  • , P Bowman
  • , G Moser
  • , Bruce Tier
  • , Ronald Crump
  • , M Khatkar
  • , H W Raadsma
  • , M E Goddard

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Deterministic predictions of the accuracy of genomic breeding values in selection candidates with no phenotypes have been derived based on the heritability of the trait, number of phenotyped and genotyped animals in the reference population where the marker effects are estimated, the effective population size and the length of the genome. We assessed the value of these deterministic predictions given the results that have been achieved in Holstein and Jersey dairy cattle. We conclude that the deterministic predictions are useful guide for establishing the size of the reference populations which must be assembled in order to predict genomic breeding values at a desired level of accuracy in selection candidates.
Original languageEnglish
Title of host publicationProceedings of the Association for the Advancement of Animal Breeding and Genetics
EditorsAlex Safari, Bill Pattie, Barrie Restall
Place of PublicationArmidale, Australia
PublisherAssociation for the Advancement of Animal Breeding and Genetics (AAABG)
Pages34-37
Volume18
ISBN (Print)9780646521039
Publication statusPublished - 2009
EventAAABG 2009: 18th Conference of the Association for the Advancement of Animal Breeding and Genetics - Barossa Valley, Australia
Duration: 27 Sept 20092 Oct 2009

Conference

ConferenceAAABG 2009: 18th Conference of the Association for the Advancement of Animal Breeding and Genetics
CityBarossa Valley, Australia
Period27/09/092/10/09

Keywords

  • Genomics
  • Animal Breeding

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