Green Acres

Should I feed this moldy hay?

Moldy hay (or other moldy feedstuffs) won’t always contain dangerous or poisonous compounds; however, the presence of mold itself can negatively impact animal performance and health. Feedstuffs with considerable mold can produce close to a 5% decrease in energy content for ruminant animals. Moldy feed is understandably less palatable and could result in lower than target intakes of nutrients. The end result is decreased milk production, decreased growth, respiratory issues, and declining resistance to disease.

Many molds are capable of producing mycotoxins. Mycoto...