Feedipedia
Animal feed resources information system
Feedipedia
Feedipedia

ME ruminants (gas production)

Metabolizable energy for ruminants estimated from the volume of gas produced after 24 hour of incubation (GP, ml/200mg DM) and the proportion of crude protein (CP, % DM) as established by Menke and Steingass (1988): ME (MJ/kg DM) = 2.2 + 0.1357 GP + 0.0057 CP + 0.0002859 CP2
Data basis 
Unit