Article
Development of a genetic evaluation for body condition score for Canadian Holsteins.
Journal of dairy science - 1 Jun 2013
Loker S, Bastin C, Miglior F, Sewalem A, Schaeffer L R, Jamrozik J, Osborne V, Ali A
Abstract excerpt
Valacta (Sainte-Anne-de-Bellevue, Québec, Canada) is the Canadian Dairy Herd Improvement organization responsible for milk recording in Québec and Atlantic provinces. Up to 14 first-lactation body condition score (BCS) records were collected per cow (average of 2.5 records per cow), allowing the trait to be described by a random regression animal model so that animals could be ranked by the shape of their BCS...
Topics
- Animals
- Body Composition
- Breeding
- Canada
- Cattle
- Female
- Lactation
- Male
- Ontario
- Phenotype
- Quantitative Trait, Heritable
- Quebec
- Selection, Genetic
