Production Blog
Dan Davidson DTN Agronomist

Friday 03/12/10

Spring-baled Stalks

A blog reader sent me an email asking "A neighbor wants to bale our corn stalks this spring. What is the value of the corn stalks?"

Snow-covered stalks deteriorate over winter.

This is a good question and I am also thinking about baling off 40 acres of stalks this spring if field conditions are right and I can get it done.

In northeast Nebraska cornstalks were bringing $50 a ton last fall because demand was down due to light cattle numbers on feed and cow numbers on grass. CRP hay was bringing $55 and I had some excellent millet hay that brought $60 and alfalfa, the queen of forages was only bringing $80.

So while baled cornstalk, grass, millet and alfalfa maintain their value will cornstalks lying in the field do the same?

Come spring after the snow melts and it dries up, you will still get a lot of stalk and tassel material but some of the leaf and husk material will be partially degraded, depending on the field and location. So I suspect that $50 will be top dollar for the material if it is dry and good condition.

But I wouldn't take much less than that because remember it cost at least $15 to make and handle a bale and for every ton you take off you are removing about $18 to $22 of potential nutrients including N, P and K. So at $40 a ton, it could be a wash while at $50 a ton you will make a small profit.

However quality will be lower than if harvested in the fall. But if all the cattle feeder wants is cheap fiber for scratch factor, even 4 or 5 month old cornstalks may be good enough for that. But what will happen to stalk quality and stalk yield after sitting on the ground and under snow all winter?

Bruce Anderson, forage extension specialist at the University of Nebraska says removing stalks is the spring is a bad idea. "I think it's a terrible idea to rake and bale stalks in spring. They are nearly worthless nutritionally and could present health problems for the animals with all the soil and mold that will be included. Running over wet fields also will increase compaction and wheel tracks may dry more slowly, delaying spring field work for this year's crop. Hay may seem expensive but it probably is much better than the stalk alternative."

Dr. Anderson makes some good points but I might bale of some stalks anyhow and measure the quality of the forage to confirm it myself. But soil conditions have to be right. And whilesome of the bales will go for forage others will go for composting so the quality is less important.

Posted at 12:55PM CST 03/12/10 by Dan Davidson
Comments (5)
Dan, I'm in the process of buying a different JD planter. It still has the old vacuum meters that are not upgradeable to the double seed eliminators. I'm looking at buying new meters, but I remember that you (I think) changed your planter to an after market system from Precision Planting. I was looking to see some of your old articles on this, but I guess they have been removed from this site. Is there someplace I can go to retrieve them?
Posted by John Dueck at 5:41PM CST 03/12/10
Bruce is so right. Spring cornstalks are worthless as a feed source. You should take the $40 /ton you say it costs to bale the trash in the spring and buy some good bales. If the bale material is trash before it is baled---it is still trash after it is baled! If you have a pound of spoiled hamburger and a pound of fresh hamburger and you mix them together to make it go farther---I would say you now have 2 pounds of bad hamburger. If you use that as logical reasoning--please don't invite me to your picnic!
Posted by n smith at 7:55AM CST 03/13/10
I would think the compaction from the couple trips across the field would make it very costly to this years yield potential. why would you want to get rid of the trash instead of letting it decompose naturally?
Posted by Paul Beiser at 1:53AM CST 03/14/10
We don't even bale in the fall. Lost nutrients, cost of reapplication of N-P-K, loss of organic material, and increased winter soil erosion and soil compaction make removing corn stalks a very expensive proposition even for fall harvest @ $55.
Posted by DJ SAND at 12:04PM CDT 03/14/10
Guys - these are all very good comments and worth considering. I might even reconsider or maybe I will take off a couple dozen bales. I definitely want to measure forage quality regardless.
Posted by Daniel Davidson at 11:31AM CDT 03/15/10
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