Methylene Blue Dye Reduction Test for Assessing the Raw Milk Quality

• Ticks transmit diseases like anaplasmosis, theileriosis and babesiosis
• Biting flies transmit diseases like Surra and E fever (see respective chapters).

• The most common infectious cause of teat disease in cattle.
• Caused by a virus and not to be confused with cowpox, which is rare.

• Teat warts are caused by virus and heifers are more prone to infection.
• Teat warts may appear as fleshy lumps or they may be of the feathery type.

• A persistent infection of udder.
• Exists most of the time in the subclinical form.
• Occasionally can develop into the clinical form before returning to the subclinical.

• Diarrhoea in calves can occur due to various reasons.
• Calves with diarrhoea lose considerable amounts of water and electrolytes.