The article reports a decrease in beef prices in Paraguay, Uruguay, Brazil, and Argentina over the last week due to weak demand and the withdrawal of slaughter equipment. Paraguay's steer price dropped by 25 cents to USD 3.60, Uruguay's steer price was quoted at USD 4.74, down by 22 cents, Brazil's farm price decreased by seven cents to USD 3.91, and Argentina's price dropped by six cents to USD 4.30. The decline in Brazil and Argentina's prices were attributed to changes in currency values and devaluation rates, respectively.