Silage Volume Calculator
Silage Volume
Calculate silage storage volume needed and estimate tonnage for bunker silos, tower silos, or silage bags.
Formula
Bunker Volume = Length x Width x Depth; Tower/Bag Volume = Pi x (Diameter/2)^2 x Length; Tons = Volume x Density / 2000
Frequently Asked Questions
What is a good silage density?
Well-packed corn silage should achieve 14 to 16 pounds per cubic foot on a dry matter basis, or 40 to 50 pounds per cubic foot as fed. Higher density reduces spoilage.
How long does silage last in storage?
Properly stored and sealed silage can last 2 to 3 years. Once opened, a bunker face should be fed out at 6 to 12 inches per day to minimize spoilage.