“First Defense® works, because we’ve seen the outcome of its absence. Two different times, we chose to cut back and stop giving it and both times the calves got sick. We’ve learned our lesson. My advice: get your calves on it, and stick with it.”

LLOYD CONNELLDAIRY CALF PRO | Started with First Defense® as a result of a severe E. coli scours outbreak. | FIRST DEFENSE® USER SINCE 2003