FAC39: Herd Lameness Flashcards
On average, how much does a lameness case cost?
£100-£250
What is the purpose of locomotion scoring?
Assess the prevalence of lameness
What is the proper method of locomotion scoring?
Use flat, even surface, exit from parlour
What is the purpose of routine foot care in the herd?
Restore foot to normal shape
Correct weight-bearing
Remove overgrowth
When should cows be routinely trimmed?
At least once a year if necessary
What is the purpose of footbathing?
For control of infectious lameness (digital dermatitis and foul in the foot)
To treat for existing infections
What disease to antibiotic footbaths treat against?
Acute, raw digital dermatitis lesions
What antibiotics are used in an antibitoic foot bath?
Oxytetracycline, linicospectin, tylosin
What is the proper technique for footbathing?
Clean feet first in order to improve penetration of disinfectant
Bath frequently
What are the animal factors that impact lameness?
Calving, seasonal factors, heifer management, genetics, stress
What are the environmental factors that impact lameness?
Cow comfort, concrete surfaces, bedding and maintenance
What are the key areas used to assess for cow comfort?
- Number of cubicles (one per cow plus 10%)
- Cubicle occupancy (80-90% should be lying down)
- Cubical usage
- Cubical comfort, size, partitions, mats
- Levels of cubicle injuries
Why does rumen acidosis lead to more diseases of the horn?
Acidosis leads to less vitB production, especially biotin, which is necessary for the production of healthy horn
How long does it take for the effects of biotin supplementation to be seen?
4 months
What other trace elements are connected to lameness?
zinc, sulphur, other vitBs
