Table 2.
Comparison of serum parameters, rumen fermentation parameters, and apparent digestibility of nutrients between-group HC and LC.
| Items | HC (n = 8) | LC (n = 8) | p-Value |
|---|---|---|---|
| Serum parameters | |||
| calcium (mmol/L) | 2.35 ± 0.61 | 2.08 ± 0.50 | 0.230 |
| P (mmol/L) | 2.44 ± 0.61 | 2.33 ± 0.54 | 0.677 |
| Alkaline phosphatase of blood (U/L) | 204 ± 40.0 | 190 ± 71.8 | 0.644 |
| Rumen fermentation parameters | |||
| Rumen pH | 6.35 ± 0.24 | 6.40 ± 0.17 | 0.622 |
| Acetate (mmol/L) | 30.8 ± 4.64 | 33.2 ± 6.52 | 0.416 |
| Propionate (mmol/L) | 10.4 ± 1.97 | 10.5 ± 1.09 | 0.925 |
| Butyrate (mmol/L) | 7.99 ± 1.12 | 7.80 ± 1.69 | 0.791 |
| Acetate/Propionate | 3.00 ± 0.48 | 3.18 ± 0.70 | 0.553 |
| Apparent digestibility of nutrients (%) | |||
| Dry matter (DM) | 68.0 ± 1.96 | 69.0 ± 2.12 | 0.344 |
| Ash | 53.7 ± 3.65 | 56.2 ± 4.58 | 0.246 |
| Crude Protein (CP) | 45.6 ± 7.78 | 40.6 ± 12.4 | 0.352 |
| Ether extract (EE) | 67.8 ± 5.15 | 65.4 ± 4.68 | 0.345 |
| Acid detergent fiber (ADF) | 63.7 ± 3.01 | 62.9 ± 4.98 | 0.700 |
| Neutral detergent fiber (NDF) | 68.2 ± 2.13 | 70.1 ± 2.69 | 0.130 |
Note: HC: High Digestibility of Calcium group, LC: Low Digestibility of Calcium group.