For example, Smart Farmer Kenya states that the standard conventional two-string hay bale should measure 90 cm x 45 cm x 35 cm and weigh a minimum of 15 kilograms (18–22 kgs optimal conditions).

Using current nutrient values, hay has a fertilizer value of $25.30 per dry ton. Assuming a 1200lb round bale is 15% moisture, the nutrient value per bale is $12.91. If you are figuring what it ...