The budget for the month of May was for 11,600 units at a direct materials cost of $20 per unit. Direct labor was budgeted at 29 minutes per unit for a total of $104,400. Actual output for the month was 9,000 units with $140,000 in direct materials and $82,775 in direct labor expense. The direct labor standard of 29 minutes was obtained throughout the month. Variance analysis of the performance for the month of May would show a(n): (CMA adapted)