Interpreting Corn Silage Analysis

Corn silage test results are of little value unless they are understood and used. Results can be used to balance rations and to improve future crop management if the test has shown the present forage is of unsatisfactory quality. Results of analysis are expressed on an “as received” and on a “100% dry matter (DM)” basis. As-received is sometimes referred to “as-fed” or “fresh.” The as-received basis includes the water or moisture contained in the feed. Nutrients expressed on this basis represent the nutrient content of the feed when it was received at the lab