Allflex Blue Global Maxi Numbered Tags 76 100 : Pack of 25 Group_Bovi Shield Gold FP 5 VL5 perfringens Types C and D perfringens Types C and D white and readily available to the animal Provides a buffer so nutrients are better utilized from feed Sustained release for long lasting calcium absorption Calcium Propionate Moderate calcium release for normal calcium absorption Calcium Sulfate Moderate calcium release for normal calcium absorption Niacin Promotes optimum health for cows post calving May assist the liver in lowering NEFA (none esterified fatty acids) levels Magnesium Works with & compliments calcium absorption Promotes optimum health for freshening cows Vitamin B12 Promotes optimum feed intake Vitamin D3 Works with & compliments calcium absorption Easier application New retention collar and self piercing male piece provides easier application