EB1210 How to Analyze a Hay Shed Investment. Gayle Willett and William Ford. This publication shows how to analyze a proposed investment in a hay shed, including the before- and after-tax profitability of the investment, the hay price premium needed for a break-even investment, and the number of years to recapture any debt used to finance the shed. Supplemented with detailed worksheets. Published August 1983. 12 pages. $1.00.