You are consulting with a herd that has had two 7 year old a…
You are consulting with a herd that has had two 7 year old and one 10 year old cows with chronic weight loss and loose, watery diarrhea. You perform ELISA tests for Mycobacterium paratuberculosis spp. avium and all are positive. You follow up with fecal cultures and only one of the three fecal cultures is positive. Based on your interpretation of the test results, the most appropriate control measure is to: