Table 2.
Mean values (±SD) of haematological parameters in dairy cows of Groups A, B, and C, each composed of 72 dairy cows. Significant differences between group C and the other two groups are indicated by * (vs group A, P < .05) and ● (vs group B, P < .001).
| Parameters | Experimental Groups | |||
|---|---|---|---|---|
| Group A | Group B | Group C | ||
| Measured parameters | Rumen pH | 6.10 ± 0.38 | 5.96 ± 0.30 | 5.80 ± 0.35∗● |
| Urinary pH | 8.33 ± 0.07 | 8.26 ± 0.05* | 8.14 ± 0.25* | |
| Hgb (g/dL) | 10.06 ± 0.10 | 10.21 ± 0.09 | 10.02 ± 0.10 | |
| HCT (%) | 31.71 ± 0.36 | 32.44 ± 0.35 | 31.74 ± 0.39 | |
| Blood pH | 7.44 ± 0.00 | 7.43 ± 0.00 | 7.42 ± 0.00* | |
| PO2 (mmHg) | 38.03 ± 3.62 | 37.06 ± 4.70 | 34.03 ± 3.50∗● | |
| PCO2 (mmHg) | 44.10 ± 0.47 | 44.69 ± 0.37 | 45.60 ± 0.40* | |
|
| ||||
| Calculated parameters | BE B (mmol/L) | 6.01 ± 0.23 | 6.19 ± 0.29 | 5.98 ± 0.23 |
| BE ECF (mmol/L) | 5.91 ± 0.27 | 6.06 ± 0.33 | 5.85 ± 0.26 | |
| SBC (mmol/L) | 29.08 ± 0.17 | 29.22 ± 0.22 | 28.90 ± 0.17 | |
| TCO2 (mmol/L) | 31.62 ± 0.27 | 31.85 ± 0.32 | 31.82 ± 0.25 | |
| O2HB | 67.72 ± 1.05 | 68.55 ± 0.94 | 63.79 ± 1.12∗● | |
| O2 Cont (ml/dL) | 9.94 ± 0.19 | 10.32 ± 0.18 | 9.37 ± 0.21● | |
| HCO3− (mmol/L) | 30.25 ± 0.25 | 30.48 ± 0.21 | 30.41 ± 0.24 | |