Free-Choice Medicated Mineral for Beef Cattle


A free-choice beef mineral containing Monensin for increased rate of gain in cattle, as well as for the suppression of coccidiosis.

Product Code: 520RUM
Size: 50 lb
Product Form: Meal
Medicated: Monensin (1,620 g/ton)
Regular price$0.99
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  • Feeding Instructions
  • Nutritional Info
  • Features and Benefits

Feeding Instructions

Offer free choice to cattle in a clean, dry area. Always
provide a clean, fresh source of water. Cattle should
consume 1 to 4 oz per head per day to provide between 50 and 200 mg of Monensin per head per day. During the first 5 days of feeding, cattle should receive no more than 100 mg Monensin per head per day. Do not feed additional salt or minerals. Do not mix with grain or other feeds. Monensin is toxic to cattle when consumed at higher than approved levels. Stressed and/or feed or water deprived cattle should be adapted to the pasture and to unmedicated mineral supplement before using the Monensin mineral supplement. Do not feed to lactating dairy cattle. This product’s effectiveness in cull cows and bulls has not been established.
WARNING: A withdrawal period has not been
established for this product in pre-ruminating cattle. Do not use in calves to be processed for veal.
WARNING: Contains added copper. Do not feed to

CAUTION: Do not allow horses or other equines
access to feed containing Monensin. Ingestion of
Monensin by equines has been fatal. Monensin-medicated cattle feed is safe for use in cattle only. Consumption by unapproved species may result in toxic reactions. Do not feed undiluted. Do not exceed the levels of Monensin recommended in the feeding directions, as reduced average daily gains may result.

Guaranteed Analysis

  • Calcium (Ca) (Min.) 10.50%
  • Calcium (Ca) (Max.) 12.50%
  • Phosphorus (P) (Min.) 6.00%
  • Salt (NaCl) (Min.) 23.50%
  • Salt (NaCl) (Max.) 25.50%
  • Magnesium (Mg) (Min.) 0.20%
  • Potassium (K) (Min.) 0.60%
  • Copper (Cu) (Min.) 2,100 ppm
  • Selenium (Se) (Min.) 45 ppm
  • Zinc (Zn) (Min.) 4,000 ppm
  • Vitamin A (Min.) 220,000 IU/lb
  • Vitamin D-3 (Min.) 24,000 IU/lb
  • Vitamin E (Min.) 1,700 IU/lb
Download Specification


Monocalcium Phosphate, Dicalcium Phosphate, Salt,
Dried Molasses, Calcium Carbonate, Processed Grain ByProducts, Soybean Oil, Vitamin A Supplement, DActivated Animal Sterol (Source of Vitamin D-3),
Vitamin E Supplement, Zinc Sulfate, Manganese Sulfate, Copper Sulfate, Ethylenediamine Dihydroiodide, Cobalt Sulfate, Sodium Selenite.

Features and Benefits

  • Free-choice mineral with Monensin for increased rate of gain in cattle, as well as for the suppression of coccidiosis
  • Can be offered year round
  • Delivers the same levels of trace minerals and vitamins as the other Kalmbach® free-choice minerals