Table 2.
Feed formulation and chemical composition for marine and plant protein combined (MIX) feed treatments.
| MIX0% | MIX10% | MIX20% | |
|---|---|---|---|
| Formulation (g kg−1) | |||
| Fish meala | 425.0 | 425.0 | 425.0 |
| Pre-gelatinised wheatb | 191.1 | 159.4 | 127.7 |
| Corn gluten meala | 72.5 | 53.2 | 33.9 |
| Vitamin-mineral premixc | 10.0 | 10.0 | 10.0 |
| Fish oila | 116.7 | 116.8 | 117.0 |
| Torula yeast (Cyberlindnera jadinii) | 0.0 | 100.0 | 200.0 |
| Lysine-HCl | 8.6 | 6.0 | 3.4 |
| DL-methionine | 0.4 | 0.7 | 1.0 |
| Soy protein concentratea | 75.7 | 55.5 | 35.4 |
| Wheat gluten meala | 100.0 | 73.3 | 46.7 |
| Analysed content (g kg−1) | |||
| Dry matter | 942 | 918 | 935 |
| Crude protein | 515 | 495 | 506 |
| Crude lipid | 154 | 162 | 161 |
| Ash | 79 | 80 | 86 |
| Essential amino acids (g k−1) | |||
| Arginine | 25.7 | 23.5 | 31.7 |
| Histidine | 11.5 | 10.1 | 11.6 |
| Isoleucine | 20.1 | 17.6 | 20.8 |
| Leucine | 41.1 | 35.3 | 39.0 |
| Lysine | 34.4 | 29.4 | 32.7 |
| Methionine | 11.9 | 11.1 | 11.4 |
| Phenylalanine | 20.8 | 18.7 | 21.4 |
| Threonine | 19.6 | 17.7 | 20.6 |
| Valine | 23.6 | 21.2 | 25.3 |
| Tryptophan | 5.2 | 5.2 | 5.6 |
| Non-essential amino acids (g k−1) | |||
| Alanine | 28.0 | 25.0 | 29.9 |
| Aspartic acid | 40.4 | 36.0 | 43.4 |
| Glycine | 26.4 | 24.1 | 28.2 |
| Glutamic acid | 92.9 | 77.7 | 81.4 |
| Cystein + cysteine | 6.2 | 6.1 | 6.1 |
| Tyrosine | 16.6 | 14.1 | 17.4 |
| Proline | 29.5 | 24.6 | 23.6 |
| Serine | 22.4 | 19.8 | 23.4 |
aLaxá hf. Krossanes, Iceland.
bEmmelev A/S, Denmark.
cLaxa salmon premix 2006 1%, Trouw Nutrition, The Netherlands.