Interpretation of mastitis culture results

Counts expressed as cfu/ml

Bacteria Low Medium High BTSCC

Coagulase negative

Staphylococci  < 500-1000 򗧈 350,000 - 500,000

Streptococci  < 500-1000 򗧈 250,000 - 400,000

Coliforms អ អ -100  350,000 - 500,000

Gram-negative

non-coliform bacteria 򒮨 1000-5000 򘥨 most instances no increase observed

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