substantial effects on heifer survival and productivity, and has economic and welfare
impacts. Neonatal calf diarrhea (NCD) and bovine respiratory disease (BRD) are the most
common causes of morbidity and mortality in young dairy cattle. The objective of this
observational study was to investigate factors associated with the risks of morbidity and
mortality, and with growth, in commercial dairy heifers calves. A total of 2874 heifer calves …