Animal Tech - Give your calves the "Performance Edge" - a supplement providing coccidiosis protection from birth to weaning and vitamin fortification. Add to whole milk or reconstituted milk replacer to provide 1 mg of Lasalocid per 2.2 pounds (1 kg) of body weight. Each milliliter of Calf Pro will provide medication and vitamin supplementation for 5 kg or 11 lb. of calf body weight. No withdrawal.