Table 1.
Alpha diversity indices.
| Calf age (weeks) | SEM | P-value | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Early-weaned | Late-weaned | |||||||||
| 5 | 7 | 9 | 5 | 7 | 9 | Weaning age | Calf age | Weaning age * Calf age | ||
| Rumen | ||||||||||
| Chao1 | 1065 | 914 | 883 | 981 | 1009 | 938 | 55.1 | 0.70 | 0.18 | 0.24 |
| Shannon | 4.1 | 3.5 | 3.2 | 3.8 | 3.9 | 3.4 | 0.15 | 0.22 | <0.001 | 0.05 |
| Inverse Simpson | 23.3 | 13.0 | 9.8 | 16.1 | 19.2 | 13.0 | 2.81 | 0.72 | 0.02 | 0.03 |
| Phylogenetic diversity | 48.2 | 35.7 | 34.1 | 45.7 | 45.4 | 38.5 | 2.03 | 0.01 | <0.001 | 0.01 |
| Faeces | ||||||||||
| Chao1 | 2054 | 2320 | 2601 | 2058 | 2945 | 2236 | 311 | 0.86 | 0.04 | 0.30 |
| Shannon | 4.2 | 5.0 | 5.1 | 3.9 | 4.7 | 4.9 | 0.18 | 0.11 | <0.001 | 0.80 |
| Inverse Simpson | 18.8 | 44.8 | 51.9 | 18.7 | 25.9 | 40.9 | 5.42 | 0.10 | <0.001 | 0.32 |
| Phylogenetic diversity | 52.1 | 66.3 | 69.9 | 46.1 | 62.6 | 64.1 | 4.12 | 0.17 | <0.001 | 0.94 |