When Sobrinho started the business at his small farm in Anapolis, it was a one-man show.

FORBES: JBS: The Story Behind The World's Biggest Meat Producer

In 1968 Sobrinho bought a small slaughterhouse, boosting the number of cattle slaughtered to 100 a day.

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At 77 Sobrinho is also an adviser but mostly focuses on the ranch, leaving the day-to-day details to his sons.

FORBES: JBS: The Story Behind The World's Biggest Meat Producer