Provides broad coverage against BVD Types 1 and 2, infectious bovine rhinotraheitis (IBR), bovine respiratory syncytial virus (BRSV) and parainfluenza 3 (PI3). Give 2 ml SQ. For primary vaccination, booster with BRSV in 2-4 weeks. Calves vaccinated before 6 months of age should be revaccinated at 6 months of age. Annual booster is recommended. Modified live, requires mixing.