Table 1.
Distribution of numbers and percentages of slaughtered animals from 2011 to 2013 within each of the categories of variables considered. Distribution of numbers and percentages of LRS disclosed and confirmed from 2011 to 2013 within each of the categories of variables considered
| Variables | Category | No. slaughtered (%) | No. of LRS disclosures | Percentage of slaughtered animals disclosed as LRS (risk %) | No. of LRS confirmation | Percentage of confirmed LRSs (risk %) |
|---|---|---|---|---|---|---|
| Sex | Male | 589150 (48·0) | 1476 | 0·3 | 903 | 61·1 |
| Female | 603 414 (49·2) | 1982 | 0·3 | 1246 | 62·9 | |
| Bull | 34 730 (2·8) | 100 | 0·3 | 61 | 61 | |
| Age (years) | <1 | 875 (0·1) | 15 | 1·7 | 1 | 6·7 |
| 1 to <2 | 146 973 (12·0) | 283 | 0·2 | 166 | 58·7 | |
| 2 to <3 | 680 015 (55·4) | 1804 | 0·3 | 1094 | 60·6 | |
| 3 to <4 | 138 001 (11·2) | 434 | 0·3 | 266 | 61·3 | |
| 4 to <5 | 42 323 (3·4) | 131 | 0·3 | 76 | 58 | |
| 5 to <6 | 35 116 (2·9) | 124 | 0·4 | 87 | 70·2 | |
| 6 to <7 | 32 183 (2·6) | 112 | 0·3 | 77 | 68·8 | |
| 7 to <8 | 30 481 (2·5) | 147 | 0·5 | 95 | 64·6 | |
| ⩾8 | 121 327 (9·9) | 508 | 0·4 | 348 | 68·5 | |
| Season | Jan.–Mar. | 312 073 (25·4) | 948 | 0·3 | 588 | 62·1 |
| Apr.–June | 295 111 (24·0) | 806 | 0·3 | 473 | 58·7 | |
| July–Sept. | 287 391 (23·4) | 790 | 0·3 | 531 | 67·3 | |
| Oct.–Dec. | 332 719 (27·1) | 1014 | 0·3 | 618 | 60·7 | |
| Purchased | Homebred | 317 966 (25·9) | 867 | 0·3 | 560 | 64·6 |
| Purchased | 909 328 (74·1) | 2691 | 0·3 | 1654 | 61·3 | |
| OTF time (years) | Restricted | 938 860 (76·5) | 2787 | 0·3 | 1758 | 63·1 |
| <1 | 203 778 (16·6) | 545 | 0·3 | 320 | 58·7 | |
| 1 to <2 | 80 539 (6·6) | 203 | 0·3 | 116 | 57·1 | |
| 2 to <3 | 1698 (0·1) | 12 | 0·7 | 9 | 75 | |
| >3 | 2419 (0·2) | 11 | 0·5 | 7 | 63·6 | |
| Patch incidence | <Q1 | 249 579 (20·3) | 687 | 0·3 | 403 | 58·7 |
| ⩾Q1 to <Med | 314 650 (25·6) | 814 | 0·3 | 494 | 60·6 | |
| ⩾Med to <Q3 | 321182 (24·1) | 857 | 0·3 | 530 | 61·8 | |
| ⩾Q3 | 341 883 (27·9) | 1200 | 0·4 | 784 | 65·3 | |
| 1 | 138 299 (11·3) | 324 | 0·2 | 218 | 67·3 | |
| Slaughter house | 2 | 165 941 (13·5) | 699 | 0·4 | 430 | 61·5 |
| 3 | 39 057 (3·2) | 30 | 0·1 | 22 | 70 | |
| 4 | 61 872 (5·0) | 199 | 0·3 | 144 | 72·4 | |
| 5 | 161 297 (13·1) | 655 | 0·4 | 382 | 58·5 | |
| 6 | 206 281 (16·8) | 737 | 0·4 | 427 | 57·9 | |
| 7 | 163 976 (13·4) | 327 | 0·2 | 212 | 64·5 | |
| 8 | 6065 (0·5) | 33 | 0·5 | 20 | 60·6 | |
| 9 | 129 591 (10·6) | 212 | 0·2 | 137 | 65·1 | |
| 10 | 154 915 (12·6) | 342 | 0·2 | 218 | 63·7 | |
| Total | 1 227 294 (100) | 3558 | 0·3 | 2210 | 62 |
LRS, Lesion at routine slaughter; OTF, officially tuberculosis free; Q1, first quartile; Med, median; Q3, third quartile.