3-31-09
Start of test three
Flock HealthFlock HealthFlock HealthFlock Health
Sheep MisnomersSheep MisnomersSheep MisnomersSheep Misnomers
Sick sheep are dead sheep
All sheep are born looking for a place to die
Sheep FactsSheep Factsnormalnormal
Sheep FactsSheep Factsnormalnormal
Body Temperature - 102
Respiration rate - 20
Heart beat - 75
Major Health ConcernsMajor Health ConcernsMajor Health ConcernsMajor Health Concerns
Abortions Pneumonia Coccidiosis Digestive Disorders Internal Parasites Footrot
Healthy sheepHealthy sheep
Buy healthy sheep Minimize stress
space nutrition air quality social
Biosecurity new sheep visitors stock trailers scales shows
AbortionsAbortionsAbortionsAbortions
Toxoplasmosis
Enzootic Abortion in Ewes
(EAE or chlamydia)
Campylobater Vibrio
Abortion PreventionAbortion PreventionAbortion PreventionAbortion Prevention
Know what diseases you have
Vaccinate
Feed antibiotics ?????
Feed coccidiostats, not approved
Biosecurity
Isolate aborting ewes
Vet Client Patient Relationship
CoccidiosisCoccidiosisCoccidiosisCoccidiosisEnvironmental problem
Fecal oral
Use feed additives
Bovatec
Deccox
Water treatments
Corrid
Sulfa
Digestive DisordersDigestive DisordersDigestive DisordersDigestive DisordersOvereating
Vaccination
Use feed additives
OTC or CTC
Feedbunk management
Digestive DisordersDigestive DisordersDigestive DisordersDigestive DisordersAcidosis
Gradual ration changes
Feedbunk management
Secure feed storage
May lead to polio
Internal ParasitesInternal ParasitesInternal ParasitesInternal ParasitesStrategic approach
some de-worm every 21 days
$$$
Key treatment times
1. Pre-turn out in spring
2. Pre-lambing
Success depends on clean pastures
Internal ParasitesInternal ParasitesInternal ParasitesInternal ParasitesClean pasture
No sheep for 6 months
Jan-June or July- Dec
Hay field re-growth
Crop residue
Internal ParasitesInternal ParasitesInternal ParasitesInternal ParasitesEffective dosing
correctly administered
route and amount
good stockmanship
Rotating de-wormers ????
Footrot & Producer AttitudesFootrot & Producer AttitudesFootrot & Producer AttitudesFootrot & Producer Attitudes
1. Accept footrot and limping sheep
2. Believe facilities are permanently contaminated
3. Too soft on trimming
Producer AttitudesProducer AttitudesProducer AttitudesProducer Attitudes
4. Do not regularly trim feet
5. Want a shot or feed additive to cure the problem
Footrot basicsFootrot basicsFootrot basicsFootrot basics
Dichelobacter nodosus Fusobacterium necrophorum
(always present)
TransmissionTransmissionTransmissionTransmission
From infected to clean sheep
Best environmental conditions
40-70 degrees
wet soil or bedding
hoof injury
PreventionPreventionPreventionPrevention
Assume all flocks have footrot
Quarantine new purchases
Contaminated trailers
Trust no one
TreatmentTreatmentTreatmentTreatment
Harsh trimming
Foot soaks (60 minutes)
10% zinc sulfate with wetting agent
Vaccination (Footvax not available)
TreatmentTreatmentTreatmentTreatment Separate clean from infected
Can only live outside the foot for less than 2 weeks
Cull non-responders
Dry pens
Antibiotics (LA200 at 5mg/kg every other day)
SummarySummarySummarySummary Never buy it
Footrot free flocks do exist
Foot ScaldFoot ScaldFoot ScaldFoot Scald
Less hoof damage whitish, pasty material between the hooves
Wet conditions Foot soaks very effective Antibiotics
SoremouthSoremouthSoremouthSoremouth Zoonotic disease Long lived Timing is everything Mastitis is greatest problem
youth flocks
Summary on HealthSummary on HealthSummary on HealthSummary on Health You can not afford to treat for every
possible problem Biosecurity and stress VPCR Prevention is cheaper than treatment Know your flocks health problems