Effects of different vaccine formulations on incidence of intrauterine <i>Escherichia coli</i> at 2±1 DIM, <i>Fusobacterium necrophorum</i> at 6±1 DIM and <i>Trueperella pyogenes</i> at 35±3 DIM.

Vaccines were evaluated separately in Model 1, Model 3 and Model 5; and grouped in Model 2, Model 4 and Model 6. Age in days, dystocia, and body condition score at enrollment were offered to both models.