| Crop | Bioethanol (t∙ha−1) | Biodiesel (t∙ha−1) | Electricity (MWhha−1) | Heata (GJ∙ha−1) | Gross energy yield (GJ∙ha−1) |
| Potato | 4.09 | 3.25 | 16.7 | 183b | |
| Sugar beet | 4.99 | 3.65 | 18.8 | 219b | |
| Oilseed rape | 1.20 | 3.01 | 14.6 | 80c | |
| Silage maize | 15.9 | 81.5 | 151c |