Cargill to suspend buying cattle fed Zilmax additive

Cargill has decided to stop accepting cattle fed the growth promotant Zilmax pending the results of research by Merck Animal Health, which makes the beta-agonist.

"The last of the cattle currently being fed Zilmax that are in Cargill’s supply chain will be harvested by the end of September. Cargill will be suspending purchase of Zilmax-fed cattle in North America, pending research being conducted by Merck," a statement posted on Cargill’s website stated.

The statement was posted three days after Merck announced it would stop selling Zilmax while it assesses whether there is a link between its product and reports that cattle are arriving at slaughter plants sore, stiff, lethargic and ...

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