Is Your Milk Safe? How Subclinical Mastitis is Stealing Your Dairy Profits.

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 Introduction

Mastitis is the inflammation of the mammary gland (udder), which is often caused by infections from bacteria. According to the studies, it is the most expensive disease in the world mostly of the dairy industry due to the costs of discarded milk, treatment, and the early culling of good productive cows.


2. Clinical vs. Subclinical Mastitis

Clinical Mastitis: 

The signs are enlarged udder, clots or blood in milk, and fever in the cow.

Subclinical Mastitis: 

The most dangerous form. The milk appears normal, but the cow has a high Somatic Cell Count (SCC) and lower milk fat. It can only be detected through screening tests.

3. Pathogens Involved

The most common bacteria include Staphylococcus aureus (often leads to chronic cases), Streptococcus agalactiae, and environmental coliforms like E. coli (associated with unhygienic practices).

4. Diagnostic Tools

​California Mastitis Test (CMT): 

A bedside/farm-side test to detect subclinical cases by observing gel formation in milk samples.

​Surf Field Mastitis Test: 

Commonly used in Pakistan/India for quick screening.

​Milk Culture & Sensitivity: 

To identify the exact bacteria and choose the right antibiotic.

​5. Prevention & The "Teat Dip" Protocol

​Prevention is 10 times cheaper than cure:
​Pre-milking and Post-milking Teat Dipping: Using Iodine-based solutions to kill bacteria on teat ends.

​Dry Cow Therapy:

 Treating cows at the end of their lactation period to prevent infections during the dry period.

​Hygiene: 

Ensuring the bedding is dry and clean.


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