Principal component and factor analytic models in international sire evaluation

• Published in: http://www.gsejournal.org
• Main Authors: Tyrisevä , Anna-Maria(auteur de correspondance) (MTT Agrifood Research Finland, Jokioinen(Finlande). Biotechnology and Food Research, Biometrical Genetics), Meyer , Karin (University of New England, Armidale(Australie). Animal Genetics and Breeding Unit), Fikse , W Freddy (Swedish University of Agricultural Sciences, Uppsala(Suède). Department of Animal Breeding and Genetics), Ducrocq , Vincent (INRA , Jouy-En-Josas (France). UMR 1313 Génétique Animale et Biologie Intégrative), Jakobsen , Jette (Swedish University of Agricultural Sciences, Uppsala(Suède). Interbull Centre, Department of Animal Breeding and Genetics), Lidauer , Martin H (MTT Agrifood Research Finland, Jokioinen(Finlande). Biotechnology and Food Research, Biometrical Genetics), Mäntysaari , Esa A (MTT Agrifood Research Finland, Jokioinen(Finlande). Biotechnology and Food Research, Biometrical Genetics)
• Format: Publication
• Language: English
• Published: 2011
• Subjects: breeding program; dairy cattle; genetic correlation; genetic covariance; genetic variance; interbull

Background: Interbull is a non-profit organization that provides internationally comparable breeding values for globalized dairy cattle breeding programmes. Due to different trait definitions and models for genetic evaluation between countries, each biological trait is treated as a different trait i...