When raising replacement heifers, cost per pound of gain is a far more important metric than daily feed cost, according to Tamilee Nennich, dairy nutritionist and board member for the Dairy Calf and Heifer Association.
High level of nitrates have been detected in forages this year in South Dakota and other states. Depending on where you live, it could be due to weather conditions, fertilizer, previous crop, or a combination.
Increasing the liquid nutrients delivered to calves in cold weather is a highly recommended practice, and is done with the best of intentions. But abomassal bloat can be a deadly side effect for some calves.