Table 6 The quantity of active substance (kg) in intramammary tubes sold annually in Ireland during 2003-2010, by product type (in-lactation [Lact.] and dry cow [DC] use) and antibiotic group
From: Insights into udder health and intramammary antibiotic usage on Irish dairy farms during 2003-2010
| Â | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Lact. | DC | Lact. | DC | Lact. | DC | Lact. | DC | Lact. | DC | Lact. | DC | Lact. | DC | Lact. | DC |
Aminocoumarin | 56.6 | 0.2 | 50.5 | - | 45.6 | - | 40.8 | - | 48.8 | - | 42.9 | - | 41.4 | - | 51.9 | 1.6 |
Aminoglycosides | 269.6 | 53.8 | 239.8 | 43.8 | 227.6 | 38.6 | 206.7 | 33.7 | 230.2 | 32.8 | 259.9 | 90.1 | 218.0 | 66.5 | 170.0 | 38.8 |
Cephalosporins | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   1st generation | 85.6 | 147.5 | 80.3 | 156.4 | 74.2 | 165.1 | 71.2 | 171.5 | 68.5 | 212.6 | 77.6 | 270.6 | 74.3 | 274.0 | 89.1 | 296.5 |
   3rd generation | 2.0 | - | 2.1 | - | 3.6 | - | 3.7 | - | 4.0 | - | 4.5 | - | 4.3 | 1.1 | 8.3 | 8.1 |
   4th generation | 1.0 | - | 1.3 | - | 1.8 | - | 1.4 | - | 2.2 | - | 2.5 | - | 1.8 | - | 2.0 | - |
Lincosamides | 10.5 | - | 5.4 | - | 4.6 | - | 3.6 | - | 3.4 | - | 4.7 | - | 3.4 | - | 3.9 | - |
Macrolides | 0.9 | - | 0.6 | - | 0.2 | - | - | - | - | - | - | - | - | - | - | - |
Pencillins | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   Narrow spectrum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
β-lactamase sensitive | 120.3 | 204.3 | 104.9 | 163.3 | 100.3 | 145.1 | 89.7 | 114.8 | 101.7 | 128.0 | 107.3 | 137.5 | 91.2 | 137.2 | 55.5 | 167.6 |
Penicillinase-resistant | 3.1 | 656.4 | 2.7 | 532.6 | 3.1 | 512.6 | 3.8 | 448.0 | 2.3 | 686.7 | 1.7 | 635.3 | 1.6 | 528.4 | 2.9 | 511.5 |
   Moderate spectrum | 1.1 | 161.8 | 1.0 | 147.2 | 1.2 | 144.8 | 1.4 | 133.0 | 0.9 | 204.9 | 0.6 | 144.7 | 0.6 | 114.0 | 1.1 | 139.2 |
   Broad spectrum | 97.7 | - | 87.7 | - | 89.4 | - | 92.2 | - | 105.5 | - | 102.0 | - | 101.2 | - | 124.7 | - |
Sulphonamides | 1.7 | - | 1.5 | - | 1.2 | - | 0.6 | - | 17.1 | - | 5.0 | - | 3.1 | - | 3.7 | - |
Tetracyclines | 3.6 | - | 3.6 | - | 4.2 | - | 3.9 | - | 4.6 | - | 11.9 | - | 4.4 | - | - | - |
Total | 653.6 | 1,224.0 | 581.5 | 1,043.2 | 556.8 | 1,006.3 | 519.1 | 900.9 | 589.2 | 1,265.0 | 620.6 | 1,278.2 | 545.4 | 1,121.2 | 513.3 | 1,163.3 |