Table 1 Feeding techniques and diets’ composition (in all groups: liquid diet offered ad libitum, probe system)
Diet (AZ-3) for growing pigs (88% DM) | Diet 1 (VM28) for fattening pigs (88% DM) | Diet 2 (AM40) for fattening pigs (88% DM) | Diet 3 (MM65) for fattening pigs (88% DM) | |
|---|---|---|---|---|
Week | 9–11 | 12–14 | 15–17 | 18–20 |
Body weight (kg) | 15–28 | 28–40 | 41–65 | 66–80 |
Pigs, n per group | 42 | 35 | ||
Pigs, n per valve | 84 | 70 | ||
Length of trough (m) | 2.5 | 3.8 | ||
Dry matter (DM) of the final liquid diet (%)a | 25.60 | 21.80 | 24.40 | 23.80 |
Analyzed nutrients (88% DM): | ||||
Crude protein (%) | 18.10 | 18.20 | 16.80 | 17.40 |
Crude fiber (%) | 3.00 | 2.90 | 3.50 | 3.80 |
Ca (%) | 0.92 | 0.81 | 0.87 | 0.79 |
P (%) | 0.46 | 0.46 | 0.46 | 0.49 |
Ca:P ratio | 2:1 | 1.8:1 | 1.9:1 | 1.6:1 |
Labeled nutrient content in supplementary feed (88% DM): | ||||
Energy (MJ ME) | 13.20 | 13.20 | 13.20 | 13.10 |
Crude protein (%) | 18.50 | 16.14 | 15.25 | 14.00 |
Lysine (%) | 1.50 | 1.15 | 1.08 | 0.98 |
Fat (%) | 5.00 | 3.25 | 3.00 | 3.00 |
Fiber (%) | 3.50 | 4.10 | 4.25 | 4.50 |
Ca (%) | 1.00 | 0.70 | 0.67 | 0.65 |
P (%) | 0.45 | 0.40 | 0.40 | 0.37 |
6-Phytase (FTU/kg) | 1125 | 750 | 750 | 750 |