Table 5. Percentage of postpartum diseases and culling within 60 days after calving of primiparous and multiparous cows based on serum calcium status in the first 3 days after calving.
| Item | Primiparous | Multiparous | p value | ||||||
|---|---|---|---|---|---|---|---|---|---|
| CON1 | TSCH2 | PSCH3 | CON | TSCH | PSCH | Treat | Block | Treat × Block | |
| (n = 28) | (n = 82) | (n = 12) | (n = 22) | (n = 37) | (n = 90) | ||||
| Milk fever | 3.57 | 2.43 | 0 | 0 | 2.70 | 3.33 | 0.80 | 0.50 | 0.63 |
| Retained placental | 3.57 | 4.87 | 16.66 | 4.54 | 10.81 | 16.66 | 0.06 | 0.54 | 0.74 |
| Hypomagnesaemia day of calving | 10.71 | 12.19 | 8.33 | 13.63 | 13.51 | 13.33 | 0.92 | 0.54 | 0.94 |
| Hypomagnesaemia 1 day after calving | 21.42 | 20.73 | 25.00 | 22.72 | 24.32 | 24.44 | 0.94 | 0.81 | 0.95 |
| Metritis | 7.14 | 12.19 | 33.33 | 9.09 | 18.91 | 38.88 | 0.003 | 0.44 | 0.93 |
| Subclinical endometritis | 25.92 | 30.86 | 36.36 | 22.22 | 40.00 | 50.58 | 0.21 | 0.49 | 0.66 |
| Clinical endometritis | 19.23 | 23.45 | 36.36 | 22.22 | 31.42 | 35.29 | 0.31 | 0.62 | 0.85 |
| Hyperketonaemia | 10.71 | 15.85 | 25 | 9.09 | 13.51 | 20 | 0.31 | 0.71 | 0.58 |
| Subclinical mastitis | 10.71 | 10.97 | 16.66 | 13.63 | 16.21 | 22.22 | 0.06 | 0.45 | 0.98 |
| Culling rate within the first 60 DIM | 3.57 | 4.87 | 8.33 | 4.54 | 8.1 | 8.88 | 0.31 | 0.67 | 0.95 |
(1): Serum calcium concentration >8.5 mg/dl at calving day, 1 and 2 postpartum; (2): Serum calcium concentration ≤8.5 mg/dl on calving day and 1 or 2 postpartum; (3): Serum calcium concentration ≤8.5 mg/dl on calving day, 1 and 2 postpartum.