Table 7 Livestock schistosomiasis disease costs in XOF for a common sheep flock in Senegal considering two scenariosb
Item | Scenario 1 | Scenario 2 | |
|---|---|---|---|
Costs | |||
New costs | Testing of young sick animals | 100 | – |
Testing of adult sick animals | 132 | – | |
Treatment for sick animals tested | 845 | – | |
Treatment for sick animals not tested | 2411 | – | |
Replacing sick animals sold | 54,527 | 148,649 | |
Revenue foregone | Milk not sold from sick females (kept in the herd) due to shortened lactation | 1091 | 3905 |
Milk not sold from sick females (kept in the herd) due to reduced milk production per day | 1247 | 4443 | |
Milk sold from sick females (kept in the herd) at lower market price | 211 | 751 | |
Milk sold from sick females (before the sick females are sold) at lower market price | 164 | 333 | |
Sick animals sold at lower market price | 8744 | 29,587 | |
Value reduction of sick animals not sold (but alive) | 442 | 12,046 | |
Herd value reduction because of the sick animals sold and NOT replaced | 27,357 | 128,426 | |
Value reduction of sick, untreated animals not sold and dead | 3928 | 11,827 | |
Total costs | 101,199 | 339,968 | |
Benefits | |||
Costs saved | Concentrate feed saved on sick animals sold and not replaced | 7021 | 32,962 |
Concentrate feed saved on sick, untreated animals not sold and dead | 1007 | 3044 | |
Supplement saved on sick animals sold and not replaced | 1379 | 6474 | |
Supplement saved on sick, untreated animals not sold and dead | 198 | 598 | |
Routine treatment saved on sick animals sold and not replaced | 3369 | 15,816 | |
Routine treatment saved on sick, untreated animals not sold and dead | 483 | 1461 | |
Extra revenue | Revenue from sick animals sold due to disease | 73,140 | 247,488 |
Total benefits | 86,598 | 307,843 | |
Net disease costs | Mean | −28,042 | −69,894 |
Median | −27,227 | −70,072 | |
Min | −82,423 | −219,980 | |
Max | +16,483 | +80,956 | |