Article
Genetic parameters and association of national evaluations with breeding values for health traits in US organic Holstein cows.
Journal of dairy science - 1 Jan 2022
Hardie L C, Haagen I W, Heins B J, Dechow C D
Abstract excerpt
Among other regulations, organic cows in the United States cannot receive antibiotics and preserve their organic status, emphasizing the importance of prevention of illness and benefit of high genetic merit for disease resistance. At the same time, data underlying national genetic evaluations primarily come from conventional cows, drawing concern to the possibility of a genotype by environment interaction whereby...
Topics
- Animals
- Cattle
- Cattle Diseases
- Female
- Genotype
- Lactation
- Milk
- Phenotype
- Placenta, Retained
- Pregnancy
