Biosecurity and its role in the swine industry, has always been a mandatory practice while some of its importance to the beef industry in recent years has diminished. With the Tuberculosis (TB) incident recently documented in eastern South Dakota, cattlemen have good reason to re-evaluate biosecurity measures within their production programs.

Biosecurity involves the procedures identified to prevent the introduction of disease into a herd or the spread of them within the production system. Late winter/early spring is the time of year when new herd sires or bred heifers/cows are introduced to cow/calf operations. With winter farm shows and production sales already in progress, the following guidelines may offer cattlemen valuable advice when considering appropriate biosecurity measures for new purchases: