Donna's Fashions Corporation has the following sales forecast in units: January 1,000; February 800; March 900;April 1,400; May 1,550; June 1,800; July 1,400 Donna always keeps ending inventory equal to 120 percent of the next month's expected sales. The ending inventory for December (January's beginning inventory) is 1,200 units, consistent with company policy. Materials cost $14 per unit and are paid for in the month after production. Labour cost is $7 per unit and is paid in same month the cost is incurred. Overhead costs are $8,000 per month. Interest of $10,000 will be paid in March, and employee bonuses of $15,500 paid in June. 

Prepare a monthly production schedule and a monthly summary of cash payments for January through June. Donna produced 800 units in December.