Source: Jimmy Simes, The Western Producer, September 28, 2017 

Sellers are advised to document herds of origin, verify vaccinations and participate in preconditioning programs.

As ranchers prepare to buy or sell calves this fall, specialists are weighing in on the value of preconditioning and what it means for better beef.

They agree that the practice — which requires feeder calves be vaccinated, castrated, de-horned, experienced in eating from a bunk and weaned for 30 to 45 days before sale — results in more efficient weight gains and healthier animals.

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