First Defense - 30 Pack
CA$558.00
ImmuCell Corporation First Defense Bolus for Calves, Made in USA
First Defense provides immediate immunity and consistent antibody levels to to protect newborn calves against E. coli and coronavirus.
Ingredients meet NOP/USDA standards for use on organic farms.
No colostrum withholding time, administer as soon as possible after birth along with maternal colostrum.
Newborn beef and dairy calves
Calf, cattle