Diarrhea or scours is the first leading cause of death in un-weaned heifer calves. It occurs most frequently between days 3 and 30 after birth, depending on the susceptibility of the individual animal and the cause of this multifactorial problem
Dairy cows require glucose during lactation for milk synthesis and maintenance of body tissues. Ruminal degradation of soluble sugars and starches into volatile fatty acids limits the amount of glucose that can be absorbed in the small intestine. This may limit milk synthesis and reproductive performance during the lactation
Selenium is an essential trace mineral that is an indispensable component of the antioxidant system. Selenium is an essential element of antioxidant enzymes such as glutathione peroxidase, and its deficiency may result in an imbalance of redox homeostasis and ultimately oxidative stress.