Forage Analysis: What Numbers Do I Need?

Forage Analysis: What Numbers

Do I Need?

By Blaire Todd

Post Rock District

Livestock Production Agent

One of the more common questions regarding analytical testing of forages and other feedstuffs is “I have the sample, now what do I test for or what analysis package should I select?” The basic components that nutritionists need to evaluate a feedstuff or develop a ration are dry matter or moisture, crude protein, an estimate of the energy content of the feedstuff (Total Digestible Nutrients (TDN), Net Energy for Maintenance (NEm), Net Energy for gain (NEg), and the macro minerals, Calcium and...