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LIVESTOCK BIOSECURITY NETWORK
Vibriosis
June 2015
Dr Sarah-Jane Wilson Regional ManagerNorthern Australia
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Vibriosis/Campylobacteriosis
Cattle • Venereal disease (mating or AI)• Bulls – bacteria present in
prepuce, penis and semen• Cows – Reproductive tract
Sheep• Spread by ingestion of
contaminated water or feed (placental/aborted material, faeces)
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Clinical signs Cattle:• No obvious signs in bulls• In cows – abortion and infertility• Cows returning to oestrus• Low conception and/or calving rates
Sheep:• Abortions • Extended breeding season.• Low lambing rates• Poor milk supply • Weak and dying lambs
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Prevention * Vaccinate bulls (and cows) annually (2 shot initial course)
* Vaccination should be given 4 weeks before joining.
* Use CHS to demonstrate pre-purchase vaccinations in bulls
* Culling older bulls
Vaccination regimes:1. Do not vaccinate2. Vaccinate all bulls3. Vaccinate all heifers4. Vaccinate all bulls and heifers5. Vaccinate all bulls, heifers and cows.
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MLA disease prioritisation study:
Source: Lane et al (2015), p6.
Estimated annual economic cost of the priority diseases for cattle in Australia
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Vaccination options: Sheep 1. Maiden ewes 2. Ewe lambs if joining them 3. Annual booster to adult ewes on stud properties.
Initially 2 doses 4 – 6 weeks apart pre joining, yearly booster (for studs)
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Prevention: Running maiden ewes with older ewes before mating (for exposure) Protect water supplies from contamination Biosecurity measures for introduced animals
• pre-purchase vaccinations, • induction protocols including quarantine, • predator control.
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Questions???Sarah-Jane Wilson – [email protected]
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Other resources on vaccinations
http://www.mla.com.au/mbfp/Herd-health-and-welfare/Tool-62-Cattle-disease-vaccines
http://www.makingmorefromsheep.com.au/healthy-contented-sheep/index.htm
FutureBeef – https://futurebeef.com.au/knowledge-centre/husbandry/vaccinations-for-beef-cattle/
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Photo credits and referencesSlide 3: http://www.britannica.com/science/campylobacteriosis
Slide 4: www.africavet.co.za; www.abc.net.au; www.old.elensburg.com; www.sheep101.info
Slide 5 :www.imgkid.com;
Slide 6: Fitzpatrick,S. (2006) Botulism Poisoning in Cattle in the Northern Territory, viewed online at http://www.nt.gov.au/d/Content/File/p/Anim_Dis/651.pdf; https://cattleproducer.wordpress.com/category/animal-welfare-2/page/3/;
http://www.infonet-biovision.org/default/ct/671/animalDiseases
Slide 8: www.Britannica.com/science/campylobacter
Slide 9: http://www.slideshare.net/schoenian/parturition; www.vetnext.com
Slide 10: www.cattletoday.com
Slide 11: Lane et al (2015), Priority list of endemic diseases for the red meat industries. Meat and Livestock Australia, Sydney.
Slide 13: Lane et al (2015), Priority list of endemic diseases for the red meat industries. Meat and Livestock Australia, Sydney.
Slide 14: www.thesentimentalbloke.com
Slide 16:http://www.britannica.com/science/Leptospira; www.dairy.edu.au
Slide 17: http://alonso-amelot.yolasite.com/english.php; www.vetsonline.com