Table 2 Effect of period of silage restriction and method of restriction on the percentage of cows calving by day and by night in the restricted feeding group (n = 1,248)
| Â | Time of calving | ||
|---|---|---|---|
| Â | Daytime (06:30 to 00:29 h) | Nighttime (00:30 to 06:29 h) | P-value |
Period of silage restriction (h) | Â | Â | Â |
2 | 77.90 | 22.10 | Â |
4 | 81.85 | 18.15 | Â |
6 | 74.64 | 25.36 | Â |
10 | 87.05 | 12.95 | 0.001 |
Method of silage restriction | Â | Â | Â |
Group | 83.82 | 16.18 | Â |
Herd | 79.96 | 20.04 | 0.08 |