Standardized ileal digestible amino acids in plant protein sources, g/kg (Source: NRC, 2012)
| Soybean meal | DDGS | Canola meal | Sunflower meal | |
| Lys | 26.3 | 4.7 | 15.3 | 11.3 |
| Met | 5.9 | 4.5 | 6.0 | 6.9 |
| Thr | 15.8 | 7.0 | 10.9 | 10.5 |
| Trp | 6.0 | 1.5 | 3.0 | 3.8 |
Monogastric Nutrition Laboratory
Standardized ileal digestible amino acids in plant protein sources, g/kg (Source: NRC, 2012)
| Soybean meal | DDGS | Canola meal | Sunflower meal | |
| Lys | 26.3 | 4.7 | 15.3 | 11.3 |
| Met | 5.9 | 4.5 | 6.0 | 6.9 |
| Thr | 15.8 | 7.0 | 10.9 | 10.5 |
| Trp | 6.0 | 1.5 | 3.0 | 3.8 |