DM	Dry matter
CP	Crude protein
NDF	Neutral detergent fiber
ADF	Acid detergent fiber
EE	Ether extract
ADL	Acid detergent lignin
NDIP	Neutral detergent insoluble protein
ADIP	Acid detergent insoluble protein
NPN	Non-protein nitrogen
SCP	Soluble crude protein
CNSC	Non-Structural Carbohydrates
CHO	Total carbohydrate
CA	Rapidly fermentable non-starch carbohydrate fraction
CB1	Starch fraction
CB2	Potentially available cell-wall carbohydrate fraction
CC	Unavailable cell-wall carbohydrate fraction
PA	Non-protein nitrogen fraction
PB1	Rapidly degradable true protein fraction
PB2	Moderately degradable true protein fraction
PB3	Slowly degradable true protein fraction
PC	Unavailable protein fraction
EAA	Essential amino acids
NEAA	Non-essential amino acids
NEL	Net energy for lactation
TAA	Total amino acids
Met	Methionine
Lys	Lysine
His	Histidine
Phe	Phenylalanine
Trp	Tryptophan
Thr	Threonine
Leu	Leucine
Ile	Isoleucine
Val	Valine
Arg	Arginine
TEAA	Total essential amino acids