1. Biosecurity against Foreign Animal Diseases in Cow-Calf Herds Floron C. Faries, Jr., DVM, MS Professor and Extension Program Leader Texas AgriLife Extension Service Texas A&M University System College Station, TX 77843 http://extensionvetmed.tamu.edu

2. US Threatened by Potential Occurrences of FADs Foreign animal diseases Not currently present in US Accidental and intentional risks for entry Travelers Meat products Garbage Bioterrorists

3. First Line of Defense Education of first defenders is key Cattle producers County Extension agents Private veterinarians Biosecurity is key

4. What is biosecurity? Is a set of best management practices that prevent infectious diseases from being carried into a herd.

5. Biosecurity Measures Wash hands Wash disinfect boots Wash disinfect trailer Wash disinfect tires Wash disinfect borrowed equipment Proper garbage disposal

6. Lock gates Stranger alert International visitor – >48 hours wait Purchased cattle – >2 weeks isolation, tests Routine observations

7. Vaccinate cow-calf herd Long/short protection Vaccinate before exposure Does not prevent recrudescence in latent infections

8. Not 100% protection No response Improper procedures Mishandled vaccine Expired vaccine Stored opened vaccines Poor quality vaccine Primary dose only

9. Identify sources Raise replacements Purchase entries from clean herds Test purchased entries Vaccinate purchased entries

10. Isolate purchased entries Reduce commingling Separate carriers/shedders Restrict visitor and vehicle entries Construct buffer zone fencing

11. Emergency Management Regulatory agencies and animal industries working together is key Disease surveillance is key Early detection is key Unusual signs

12. Rapid reporting is key TAHC 800-550-8242 Rapid response Prompt quarantine Quick diagnosis Depopulation