Table 1.
Ingredients (g/kg as fed) and chemical composition (% DM) of experimental diets
| Ingredients | Experimental diets | ||||
|---|---|---|---|---|---|
| C | H50 | H100 | T50 | T100 | |
| Dehydrated alfalfa meal (17 g CP/100 g) | 320 | 320 | 320 | 320 | 320 |
| Alfalfa hay | 75 | 75 | 75 | 75 | 75 |
| Wheat bran | 235 | 235 | 235 | 235 | 235 |
| Barley meal | 100 | 100 | 100 | 100 | 100 |
| Dried sugar beet pulp | 160 | 160 | 160 | 160 | 160 |
| Soybean meal (44 g CP/100 g) | 70 | 70 | 70 | 70 | 70 |
| Soybean oil | 15 | 7.5 | – | 7.5 | – |
| Hermetia illucens fata | – | 7.5 | 15 | – | – |
| Tenebrio molitor fatb | – | – | – | 7.5 | 15 |
| Cane molasses | 12 | 12 | 12 | 12 | 12 |
| Dicalcium phosphate | 3 | 3 | 3 | 3 | 3 |
| Sodium chloride | 4 | 4 | 4 | 4 | 4 |
| L–methionine (98 g methionine/100 g) | 1 | 1 | 1 | 1 | 1 |
| Vitamin–mineral premixc | 5 | 5 | 5 | 5 | 5 |
| Chemical composition | |||||
| Dry matter, % | 89.4 | 90.0 | 89.2 | 89.5 | 89.6 |
| Ash, % DM | 8.58 | 7.67 | 7.77 | 8.18 | 7.75 |
| Crude protein, % DM | 17.0 | 16.4 | 16.8 | 16.8 | 16.3 |
| Ether extract, % DM | 4.22 | 4.07 | 3.92 | 4.13 | 3.87 |
| Neutral detergent fibre (aNDF), % DM | 40.2 | 42.5 | 41.7 | 39.8 | 40.5 |
| Acid detergent fibre (ADF), % DM | 21.7 | 23.8 | 23.0 | 21.4 | 22.8 |
| Acid detergent lignin (ADL), % DM | 4.81 | 5.09 | 5.09 | 4.87 | 5.02 |
| Gross Energy, MJ/kg DM | 18.50 | 18.63 | 18.50 | 18.75 | 18.62 |
C, control diet; H50 and H100, diets with Hermetia illucens fat; T50 and T100, diets with Tenebrio molitor fat; DM, dry matter; CP, crude protein
aHermetia illucens fat was provided by Hermetia Deutschland GmbH & Co. KG (Baruth / Mark, Germany)
bTenebrio molitor fat was provided by Ynsect (Evry, France)
cPremix provided per kg of complete diet: vitamin A 16,000 IU; vitamin D3 1,600 IU; vitamin E acetate 30 mg; vitamin B1 0.8 mg; vitamin B6 1.65 mg; niacin 40 mg; folic acid 1 mg; Mn 30 mg; Fe 116 mg; Cu 12.5 mg; Zn 60 mg; Co 0.45 g; Ca 1.3 mg; Se 0.3 mg