BI - Protects against IBR, BVD (I & II), PI3, BRSV and 5 strains of Lepto. Engineered to provide 90-99% protection against persistently infected PI calves due to BVD I & II.
Dosage: Cows and heifers: Inject 2ml SQ 4-8 weeks prior to breeding. Calves are vaccinated before 6 months of age, re-vaccinate at 6 months. If initial dose, repeat with a BRSV vaccine and Lepto. By vaccinating non-pregnant females 4-8 weeks prior to breeding aids in the prevention of PI calves due to BVD Type I & II. 21 day withdrawal. Do not use in pregnant cows or calves nursing pregnant cows.