Retrospective cohort study investigating the relationship between diarrhea during the preweaning period and subsequent survival, health and production in dairy cows

The primary objective of this study was to evaluate the association between preweaning diarrhea and mea- sures of survival, health and production. The measures of interest included survival (mortality before first calv- ing and time to removal from the herd), health (retained fetal membranes, metritis, mastitis and somatic cell count), and production (305d mature equivalent milk yield and time to first calving). A secondary objective was to investigate if these associations varied according to...