Improvement in accuracy using records lacking sire information in the animal model

Four alternative methods were examined with computer simulated data to improve accuracy of animal model genetic evaluations by including records lacking sire identification. Methods 1 and 2 assumed genetic values of cows missing sire identity were population and management group average, respectivel...

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Bibliographic Details
Main Author: Do, Changhee
Other Authors: Animal Science
Format: Others
Language:en
Published: Virginia Tech 2014
Subjects:
Online Access:http://hdl.handle.net/10919/39430
http://scholar.lib.vt.edu/theses/available/etd-09202005-091013/