Table 2.
Estimation of prevention costs for sheep scab by injection of a long-acting macrocyclic lactone or an organophosphate dip.
| Costs of prevention | Lowland | Upland | |
|---|---|---|---|
| Injecting | Cost (£) | Cost (£) | Sources |
| Cost of long-acting ML injection per ewe (+ lambs) | £1.42 | £1.37 | NOAH (2014) |
| Labour per ewe (+ lambs) | £0.40 | £0.40 | ADAS (2013) |
| Total cost of injecting per ewe (+ lambs) | £1.82 | £1.77 | – |
| Dipping | – | – | – |
| Cost of OP dipping product per ewe (+ lambs) | £0.39 | £0.39 | NOAH (2010) |
| Labour per ewe (+ lambs) | £0.86 | £0.83 | Sewell et al., 1999, Nix, 2016 |
| Cost of certificate of competence per ewe (+ lambs) | £0.01 | £0.01 | Myerscough College (2014) |
| Dip disposal costs per ewe (+ lambs) | £0.10 | £0.11 | Appendix 3, ADAS (2008) |
| Total cost of dipping per ewe (+ lambs) | £1.36 | £1.34 | – |
Cost of certificate of competence is a one −off payment assumed to be valid for 10 years.