STOCKMASTER® Platinum 8 BioPlex® Hi-Four


STOCKMASTER® Platinum 8 BioPlex® Hi-Four is a loose mineral for grazing cows and heifers.

About the Product
  • 8% phosphorus breeder mineral
  • Exceeds our STOCKMASTER Breeder Mineral Availa4 level
  • 4 oz. feeding rate
  • Organic sources of zinc, copper, manganese, cobalt, and select vitamins that support fertility and health through calving and breeding

Nutrient Analysis

Calcium, min-max

11.5-13.8 %

Phosphorus, min

8.0 %

Salt, min-max

12.0-14.4 %

Potassium, min

0.1 %

Copper (Cu), min

1,500 ppm

Selenium (Se), min

25 ppm

Zinc (Zn), min

6,000 ppm

Vitamin A, min

300,000 IU/lb.

Vitamin D, min

30,000 IU/lb.

Vitamin E, min

1,600 IU/lb.

Feeding Directions


STOCKMASTER Platinum 8 BioPlex Hi-Four is formulated to be fed to beef cattle on range or pasture at approximately 0.25 pound per head per day. If STOCKMASTER Platinum 8 BioPlex Hi-Four is offered free choice it should be introduced gradually over a 14 day period. Offer 0.25 pound per head per day during this period to avoid over consumption.

Supplemental mineral requirements of cattle vary by region, forage quality and season. Individual animal requirements may vary due to age, size, stage or growth or milk production. Please consult your Hubbard Feeds representative if you have questions about mineral supplementation.



This product, which contains added copper, should not be fed to sheep or related species that have a low tolerance to copper.  This product has been formulated specifically for beef and is not intended for other species.

Product Number

#45601 - STOCKMASTER® Platinum 8 BioPlex® Hi-Four, 50 lb.