JBS, the world's largest meatpacker, reported a $617 million adjusted operating loss for its beef business over the past year, significantly widening from the $37 million loss reported in the previous year period.

The substantial increase in losses occurred despite the company posting record revenue in the fourth quarter, according to financial disclosures. The beef division's deteriorating performance represents a major challenge for the Brazil-based meat processing giant.

The company cited tight cattle availability as a factor affecting operations during the quarter. Cattle supply constraints have been a persistent issue facing the meat processing industry, contributing to operational challenges and margin pressure.

The widening losses in JBS's beef operations highlight the ongoing difficulties facing meat processors as they navigate supply chain constraints and market volatility. The company's beef division represents a significant portion of its global operations, making these losses particularly notable for the overall business performance.

JBS operates slaughterhouses and processing facilities worldwide, making it a key player in the global meat supply chain. The company's financial performance is closely watched as an indicator of broader trends in the meat processing industry.