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Ionophores
Change rumen function
Hormone-like compounds
-Keep feedlot heifers out of heat.
Moisture
Water content
Crude Protien (CP)
Nitrogen-containing compounds
Crude Fat
Lipids, such as phospholipids
Crude Fiber
Have cell wall components such as cellulose.
Ash
Inorganic minerals such as calcium and sodium N
Nitrogen Free Extract
Carbohydrates, like starch, sugars, and soluble fiber.
How to calculate moisture
Dry in oven
How to calculate Crude Protien
Calculate Nitrogen then multiplying it by 6.25
Van Soest Fiber System
System for describing chemical makeup of the fibrous components of feedstuff. De
Neutral Detergent Fiber (NDF)
Isolates the complex carbs of the roughage
-Negatively corrlelated to feed intakeAci
Acid Detergent Fiber
-Isolates the cellulose and lignin components of the roughage
-Negitively correlated to digestibility of the feed
difference between NDF and ADF
NDF-Feed intake
ADF-Digestibility of feed