ADF	Acid detergent fiber
AOAC	Official Analytical Chemists methodologies
ALB	Albumin
BUN	Blood urea nitrogen Burea nitrogen
Ca	Calcium
CP	Crude protein
DIM	Days in milk
DM	Dry matter
EAA	Essential amino acid
GE	Gross energy
GLU	Glucose
HCA	Hierarchical cluster analysis
HCL	Hydrochloric acid
HDL-C	High-density lipoprotein cholesterol
KEGG	Genes and Genomes pathway database
LDL-C	Low-density lipoprotein cholesterol
LIP	Lipase
NDF	Neutral detergent fiber
NEAA	Non-essential amino acids
NH3L	Blood ammonia
OPLS-DA	Orthogonal partial least squares discriminate analysis
P	Phosphorus
RT	Retention time
SCC	Somatic cell count
SEM	Standard error of means
TAA	Total amino acid
TG	Triglyceride
TMR	Total mixed rations
TP	Total protein
UPLC-MS/MS	Ultra-high-resolution high-performance liquid chromatography with tandem mass spectrometry
VIP	Variable importance in the projection