Comparison of a Bovalto Respi 4® and a Rispoval® programs against bovine respiratory disease in commercial beef fattening units in Western France
Résumé
We conducted a field study in commercial beef fattening units' conditions in Western france to determine the relative effects of a quadrivalent vaccine Bovalto Respi 4® (Mannheimia haemolytica, BRSV, PI-3, BVD) program versus a trivalent vaccine Rispoval® program (BRSV, PI-3, BVD) on bovine respiratory disease (BRD): BRD incidence, antimicrobial consumption and Average Daily Gain (ADG).