The 2021 harvest season will no doubt include the dangers of mycotoxins. These toxic substances are produced by molds growing on crops, either before harvest or in storage. Mycotoxins have long been associated with cow problems. New research has quantified the effects on calves and heifers.
Source: Dairy Herd Management, August 4, 2021. Link. Researchers identified the following, quantitative effects of mycotoxins on performance and health of calves through 56 days of age:
- 10 percent reduction in average daily gain
- 15 percent reduction in calf starter intake
- 10 percent reduction in dry matter intake
- 50 percent increase in treatment costs