In the present investigation, 235 quarter milk samples from 59 apparently healthy lactating buffaloes were collected to compare different diagnostic tests for detection of Sub-Clinical Mastitis (SCM) in Buffaloes. Out of 235 quarter milk samples, per cent, per cent, per cent, per cent, per cent and per cent quarters were tested positive for SCM by bromothymol blue (BTB) strip test, electrical conductivity (EC), California mastitis test (CMT), N-acetyl-β-D-glucosaminidase (NAG-ase), Somatic cell count (SCC) and Cultural Examination, respectively. | Comparative study of different tests for diagnosis of sub clinical mastitis in buffaloes