Probiotics stimulate the rumen by supplying nutrients to rumen bacteria thus producing enzymes. These enzymes catalyze rumen fermentation assisting fiber digestion and feed utilization. Stockmans Choice® is highly recommended for feedlot starter rations and added at a rate of 2.2 kgs per 1000 kgs (1 tonne) of feed. Stockmans Choice® is a concentrated source of live yeast culture and enzymes to be used as an animal feed additive. Three principal digestive enzymes which aid in digestion are sourced from plant enzymes. Probiotics produce amylase and protease enzymes known to assist animal digestion. Probiotics also produce nutrients which feed and stimulate digestive bacteria in the gut. It is palatable, stimulates appetite and is a recognized source of B-vitamins, minerals and other nutritional factors.