Provide your cattle with the consistent mineral intake they need to thrive with Purina Wind and Rain All Season 4 Beef Cattle Mineral Tub with Availa 4 and Altosid Insect Growth Regulator (IGR) for Horn Fly Control. Containing 4% phosphorus, essential macro and micro trace minerals, and supplemental vitamins A, D, and E, this product provides the complete mineral nutrition to address mineral deficiencies inherent in forageswhile supporting optimal health, fertility, and growth. Protect your mineral investment with the patented Wind and Rain mineral tub that offers the ultimate weather resistance in a convenient, self-fed tub form that reduces labor while maintaining palatability, bioavailability, and target intake levels. This beef cattle mineral tub option is uniquely formulated using Zinpro Performance Minerals zinc, copper, manganese, and cobalt at the research recommended rate. Additionally, it also contains Altosid IGR for the prevention of breeding of horn flies in the manure of treated cattle. Purina recommends counting your files and testing your forages to ensure you provide the appropriate mineral and vitamin supplementation to your herd year-round.