Table 6.
Breakdown by swine antimicrobial combination
| Starting Phase | ||||||
| Antimicrobial(AM) combination | Total number of swine | Percent of swine treated | feed (lbs/day) | Avg days used | AM dose (g/lb) | Total in kg |
| 1. chlortetracycline sulfathiazole penicillin | 711,743,169 | 20% | 2 | 35 | 0.100 | 996,440 |
| 2. chlortetracycline sulfamethazine penicillin | 711,743,169 | 20% | 2 | 35 | 0.100 | 996,440 |
| 3. tylosin | 711,743,169 | 40% | 2 | 35 | 0.025 | 498,220 |
| 4. virginiamycin | 711,743,169 | 4% | 2 | 35 | 0.004 | 7,972 |
| 5. chlortetracycline | 711,743,169 | 50% | 2 | 35 | 0.040 | 996,440 |
| 6. oxytetracycline | 711,743,169 | 40% | 2 | 35 | 0.025 | 498,220 |
| 7. apramycin | 711,743,169 | 10% | 2 | 14 | 0.065 | 129,537 |
| Total | 4,123,271 | |||||
| Feeding Phase | ||||||
| Antimicrobial combination | Total number of swine | Percent of swine treated | feed (lbs/day) | Avg days used | AM dose (g/lb) | Total in kg |
| 1. chlortetracycline sulfathiazole penicillin | 684,368,429 | 10% | 4 | 38 | 0.1000 | 1,040,240 |
| 2. chlortetracycline sulfamethazine penicillin | 684,368,429 | 7% | 4 | 15 | 0.1000 | 287,435 |
| 3. tylosin sulfamethazine | 684,368,429 | 5% | 4 | 38 | 0.0900 | 468,108 |
| 4. carbadox | 684,368,429 | 12% | 4 | 38 | 0.0225 | 280,865 |
| 5. chlortetracycline | 684,368,429 | 45% | 4 | 38 | 0.0350 | 1,638,378 |
| 6. tylosin | 684,368,429 | 30% | 4 | 38 | 0.0175 | 546,126 |
| 7. bacitracin | 684,368,429 | 55% | 4 | 38 | 0.0150 | 858,198 |
| 8. virginiamycin | 684,368,429 | 4% | 4 | 38 | 0.0040 | 16,644 |
| 9. arsanilic acid | 684,368,429 | 2% | 4 | 38 | 0.0300 | 62,414 |
| 10. bambermycin | 684,368,429 | 2% | 4 | 38 | 0.0010 | 2,080 |
| 11. oxytetracycline | 684,368,429 | 25% | 4 | 38 | 0.0200 | 520,120 |
| 12. oleandomycin | 684,368,429 | 2% | 4 | 38 | 0.0040 | 8,322 |
| 13. lincomycin | 684,368,429 | 4% | 4 | 38 | 0.0080 | 33,288 |
| 14. efrotomycin | 684,368,429 | 2% | 4 | 38 | 0.0055 | 11,443 |
| Total | 5,773,661 | |||||
| Finishing Phase | ||||||
| Antibiotic combination | Total Number of swine | Percent of swine treated | feed (lbs/day) | Avg days used | AM dose (g/lb) | Total in kg |
| 1. chlortetracycline sulfathiazole penicillin | 670,949,440 | 12% | 6.2 | 86 | 0.1250 | 5,366,254 |
| 2. tylosin sulfamethazine | 670,949,440 | 5% | 6.2 | 72 | 0.1000 | 1,497,559 |
| 3. carbadox | 670,949,440 | 15% | 6.2 | 45 | 0.0250 | 701,981 |
| 4. chlortetracycline | 670,949,440 | 55% | 6.2 | 86 | 0.0350 | 6,886,692 |
| 5. tylosin | 670,949,440 | 30% | 6.2 | 86 | 0.0100 | 1,073,251 |
| 6. bacitracin | 670,949,440 | 60% | 6.2 | 86 | 0.0250 | 5,366,254 |
| 7. arsanilic acid | 670,949,440 | 3% | 6.2 | 86 | 0.0450 | 482,963 |
| 8. bambermycin | 670,949,440 | 6% | 6.2 | 86 | 0.0010 | 21,465 |
| 9. oxytetracycline | 670,949,440 | 30% | 6.2 | 86 | 0.0200 | 2,146,501 |
| 10. oleandomycin | 670,949,440 | 5% | 6.2 | 86 | 0.0056 | 100,617 |
| 11. efrotomycin | 670,949,440 | 5% | 6.2 | 86 | 0.0073 | 129,684 |
| 12. lincomycin | 670,949,440 | 4% | 6.2 | 86 | 0.0100 | 143,100 |
| Total | 23,916,321 | |||||
| Breeding Phase | ||||||
| Antimicrobial combination | Total number of swine | Percent of swine treated | feed (lbs/day) | Avg days used | AM dose (g/lb) | Total in kg |
| 1. chlortetracycline | 50,393,463 | 85% | 5 | 20 | 0.04 | 171,338 |
| 2. arsanilic acid | 50,393,463 | 5% | 5 | 20 | 0.045 | 11,339 |
| 3. bambermycin | 50,393,463 | 25% | 5 | 20 | 0.001 | 1,260 |
| 4. oxytetracycline | 50,393,463 | 25% | 5 | 14 | 0.005 | 4,409 |
| Total | 188,346 |