Mature Cattle: (milking or on full feed) 1 to 3 lb to each 100 lb feed.
Calve: (bucket fed) 1 to 2 tablespoonfuls daily in milk or ground beef.
Range Cattle: 1 part to 10 parts salt; To prevent the oxidation that tends
to destroy all Vitamin A compounds on prolonged exposure, mix only the amount
normally consumed in a 3-week period.