Livestock Management RANCHING
OCTOBER 2014 ANNUAL
Bull Buyer’s Guide
Bigger &
weight gains and reduced milk pro- duction. Pinkeye is caused by the bacteria
Moraxella bovis, most commonly thought to be transmitted by fl ies and other insect vectors. That said, there are other new bacteria being incriminated as a cause of pinkeye, such as Moraxella bovoculi. This may make it necessary to culture the true cause of the pinkeye problem before a valid treatment or prevention pro- gram may be implemented. The cattle generally are not
sick with just pinkeye and display only runny ocular discharge and/ or corneal ulcers. The most effec- tive treatment for the true pinkeye is an injection of long-acting oxy- tetracycline. To prevent pinkeye, we must re-
Better! DEADLINE August 31, 2014 For more information, contact:
Shawn McCoy 800-242-7820 x 121 817-929-8597
smccoy@tscra.org
48 The Cattleman July 2014
alize it is an infectious disease. Any affected cattle should be isolated in clean pens, if possible. All animal handlers should take care that infec- tion is not spread from the isolation area to the healthy animals. Good fl y control is a must in any
pinkeye outbreak and will quickly pay for itself. Several pinkeye vac- cines are available. These have been helpful in many situations and may be part of an effective control pro- gram. Your veterinarian can tailor a
specifi c control and treatment pro- gram for your individual situation. Ultimately, treat the animal as
a high-quality production animal. Eyes are a vital organ for normal life functions for beef cattle. Editor’s note: David T. Bechtol,
D.V.M., of Palo Duro Consultation, Research & Feedlot, with the help and support of other colleagues and Merck Animal Health are providing a quick reference sheet on what to watch for and provide to your beef cattle herd during your 2014 calendar of events.
thecattlemanmagazine.com
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