For the active immunisation of calves from 12 weeks of age to:
•reduce virus excretion and the clinical signs caused by PI3 virus,
•reduce virus excretion caused by BRSV infection,
•reduce virus excretion and the severity of leucopenia induced by BVDV type 1 infection.
Onset of immunity: 3 weeks after vaccination.
Duration of immunity: 6 months (demonstrated by challenge studies) after vaccination for BRSV and BVDV Type 1. Duration of immunity has not been established for PI3.
Efficacy has not been demonstrated against BVDV Type 2 strains.