Mean mass and body composition parameters for animals in Fed and Control groups for which body composition was estimated at weaning and departure
| Fed | Control | |
|---|---|---|
| Weaning | ||
| Mass (kg) | 47.51±10.38 | 44.40±5.10 |
| Fat (kg) | 22.04±6.06 | 20.34±3.00 |
| Protein (kg) | 5.71±0.93 | 5.4±0.6 |
| % Fat | 46.01±2.64 | 44.97±3.16 |
| Energy (MJ) | 951.44±251.45 | 867.48±126.55 |
| Fasting | ||
| Mass loss (kg day-1) | 1.00±0.20 | 0.60±0.18 |
| Fat loss (kg day-1) | 0.41±0.18 | 0.21±0.09 |
| Protein loss* (kg day-1) | 0.08±0.02 | 0.04±0.02 |
| DEU (MJ day-1) | 17.14±6.80 | 8.87±3.82 |
| % DEU fat | 91.39±4.94 | 89.87±11.16 |
| Daily change in % fat | -1.68±8.31 | 0.19±0.19 |
| Departure | ||
| Mass (kg) | 30.91±3.76 | 30.09±3.80 |
| Fat (kg) | 12.84±2.636 | 14.91±2.30 |
| Protein (kg) | 4.43±0.98 | 3.66±0.57 |
| % Initial protein used in metabolism* | 5.81±11.81 | 18.61±9.25 |
| % Fat at departure | 41.47±6.68 | 49.33±4.69 |
| Energy (MJ) | 585.30±97.64 | 647.65±86.52 |
| Total energy used (MJ)* | 437.47±267.20 | 228.46±93.72 |
| Total fat used (kg) | 10.17±6.83 | 5.09±1.93 |
| Total protein used (kg)* | 1.09±0.56 | 0.84±0.45 |
Values are means ± standard deviation (s.d.). For N values, see Table 1
DEU=daily energy use; % DEU fat=% contribution of fat to DEU
Bold type indicates a significant difference between groups (P<0.05)
↵* Refers to protein used in metabolism, i.e. values after protein used in moulting was removed from calculations