Improving the stability of test day model evaluation for production traits in the Italian Holstein

Genetic evaluation for production traits in the Holstein breed in Italy is based on a Random Regression Test Day Model (RRTDM) since November 2004. More specifically the model is a multiple lactation, multiple traits RRTDM, similar to the model used in Canada for official genetic evaluation. In orde...

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Bibliographic Details
Main Authors: Grazia Bramante, Raffaella Finocchiaro, Fabiola Canavesi, Stefano Biffani
Format: Article
Language:English
Published: Taylor & Francis Group 2010-01-01
Series:Italian Journal of Animal Science
Subjects:
Online Access:http://www.aspajournal.it/index.php/ijas/article/view/286