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Breed of cattle sampled in substudies 1 and 2
| Breed | Substudy 1 (n) | Substudy 2 (n) |
|---|---|---|
| Holstein-Friesian | 43 | 119 |
| Jersey | 1 | — |
| Crossbred dairy cattle | 1 | 5 |
| Charolais | 1 | 1 |
| Limousin | — | 1 |
| Hereford | — | 1 |
| Highland | — | 1 |
| Fleckvieh cattle | — | 4 |
| Crossbred beef cattle | 2 | 10 |
| Cross beef× dairy cattle | — | 4 |
| Other breeds | 2 | 4 |
| Total | 50 | 150 |
