A 30% protein high-energy controlled consumption cattle tub. Purina(R) 30% Protein Hi-Energy Cattle Tubs are free choice supplements designed for beef cattle on medium to high quality forage diets (over 8% protein). The low moisture, cooked molasses products in non-returnable plastic containers will enhance intake and utilization of available forages, while potentially reducing labor for producers. | Purina 30% Protein Tub | Size 55 lbs