UC Davis	University of California Davis
VMTRC	Veterinary Medicine Teaching and Research Center
NMC	National Mastitis Council
NG	No growth
NAS	Non-aureus staphylococci
OFC	On-farm culture
SE	Standard Error
CI	Confidence Interval
USD	United States Dollar
MALDI-TOF	Matrix-Assisted Laser Desorption/Ionization Time-of-Flight