Maintaining healthy herds is a priority in commercial dairies. Prevention, early diagnosis, and effective treatment of health disorders is required to improve cow performance and enhance longevity of the animals.

Most of the metabolic problems of the dairy cow happen during the first two weeks of the lactation. It has been reported that nearly 25 percent of the cows that leave the herds do so during the first 60 days in milk.



Fusarium mycotoxin intoxication in lactating cows

Fungal species of Fusarium produce the mycotoxins deoxynivalenol, fumonisins, and zearalenone. The limits established for dairy cattle by the Food and Drug Administration (FDA) in the US for deoxynivalenol and fumonisin are 5 ppm and 30 ppm, respectively. Although the FDA does not suggest safety guidelines for zearalenone, the European Commission established 250 ppb as the maximum legal limit in complete feed for this mycotoxin.

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