Article
Genetic parameters of calf morbidity and stayability for US organic Holstein calves.
Journal of dairy science - 1 Nov 2021
Haagen I W, Hardie L C, Heins B J, Dechow C D
Abstract excerpt
The objectives of this study were to estimate genetic parameters of calf health in organic US Holstein calves. Calves were born on farms across the United States from 2006 to 2019. Three calf health traits were evaluated in the study: calf respiratory disease until 365 d of age, calf scours until 60 d of age, and heifer stayability until 365 d of age. For respiratory disease and scours, animals were assigned a...
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