Rafter8 Calf’s Choice Total colostrum is a bovine dried colostrum powder formulated as a total replacement for maternal colostrum. Each dose provides 100 grams of bovine IgG in an easy-to-mix powder for solution. This calf supplement offers convenient oral administration from a 470 g bag, making it a practical cattle colostrum replacer for farms. A reliable option among livestock health products, it is available without a prescription in Canada.