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- Losinger, Willard C.; Heinrichs, A. Jud
- Journal of dairy research 1997 v.64 no.1 pp. 1
- calves; mortality; dairy farming; calf feeding; farm size; milk production; group size; calf housing; milk; antibiotic residues; early weaning; farm surveys; United States
- ... In a national survey of US dairy operations, 1685 dairy operations reported 47057 new dairy heifers (either births or acquisitions) and 4427 deaths (9.4%) of preweaned dairy heifer calves over a 3 month period. Stepwise logistic regression was used to identify management practices associated with high mortality among preweaned heifers in dairy operations where at least three dairy heifer calves we ...