Cattle Preconditioning Forum: Warm Weather May Increase Prevalence Of Pinkeye

Cattle Preconditioning Forum: Warm Weather May Increase Prevalence Of Pinkeye

 Cattlenetwork.com

 Pinkeye, which is actually a group of symptoms and not a diagnosis of disease, can occur year-round. However, warm weather seems to be especially conducive to its appearance in a cattle herd. An outbreak can affect up to 80% of a herd, and calves affected by pinkeye can lose 10% of their body weight.(5)

 The major factors that predispose cattle to pinkeye infections include dusty conditions, flies, bright sunlight and any physical irritation to the eye, such as those that could come from any of the above or from irritants like grass seeds and thistles. Of course, in summer, flies are more prevalent and ultraviolet radiation is at its peak. At the same time, grasses and thistles mature and dry and drop seeds, and dusty conditions are more likely. So, all the conditions to predispose cattle to infection are in place.

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