Intro to lameness

Question 1

Describe the sole corium

Answer 1

Fills space between pedal bone and hoof capsule
Contains- Blood vessels, nerves and other support structures
Stratum germinativum – produces sole horn

Question 2

Describe the large digital cushion

Answer 2

Pad of fat and elastic tissue
Dissipates force and transfers load to the wall during foot strike and limb loading
Very important

Question 3

List 6 factors affecting costs of lameness

Answer 3

reduced milk yield
reduced fertility
culling costs
vet costs
treatment costs
labour costs

Question 4

What are the 2 most common causes of lameness in sheep

Answer 4

footrot -70%
Contagious ovine digital dermatitis (CODD)- 30%

Question 5

Describe the 5 point plan to reduce lameness in sheep

Answer 5

reduce disease challenge :
1, Avoid buying in
2. Treat
3. Quarantine

Establish immunity:
4. Vaccinate

Build resistance:
5. Cull