Table 2.
Food groups of the foodEx2-classification (at Level 1) and their corresponding life cycle inventory data source used for quantifying environmental impact.
| Level 1 food groups of the FoodEx2-classification system | Number of foods |
Main data sources | ||||
|---|---|---|---|---|---|---|
| Total | via direct mapping | via proxy | via recipes | via proxy recipes | ||
| Grains and grain-based products | 137 | 48 | 9 | 25 | 55 | Agri-footprint |
| Vegetable and vegetable products | 109 | 44 | 65 | – | – | Agri-footprint, Ecoinvent |
| Starch roots or tubers and products thereof | 9 | 9 | – | – | – | Agri-footprint |
| Legumes, nuts and oilseeds | 42 | 25 | 17 | – | – | Agri-footprint, other publications |
| Fruit and fruit products | 90 | 35 | 45 | 8 | 2 | Ecoinvent |
| Meat and meat products | 107 | 81 | 26 | – | – | CAPRI, other publications |
| Fish and fish products | 93 | 41 | 52 | – | – | Other publications |
| Milk and dairy products | 110 | 102 | 3 | 3 | 2 | CAPRI, other publications |
| Eggs and egg products | 12 | 12 | – | – | – | CAPRI, other publications |
| Sugar and confectionary | 30 | 7 | 10 | 6 | 7 | Agri-footprint |
| Animal and vegetables fats | 29 | 17 | 6 | 2 | 4 | Agri-footprint, Ecoinvent, CAPRI |
| Fruit and vegetable juices | 27 | 13 | 14 | – | Ecoinvent, Agri-footprint | |
| Water and water-based beverages | 27 | 9 | 1 | 17 | – | Agri-footprint |
| Alcoholic beverages | 34 | 21 | – | 1 | 12 | Agri-footprint, Ecoinvent |
| Coffee, cocoa, tea | 30 | 27 | – | 3 | – | Ecoinvent, |
| Agri-footprint, other publications | ||||||
| Composite dishes | 38 | 10 | 2 | 13 | 13 | Agri-footprint, CAPRI, other publications |
| Miscellaneous, including food products for young population, non-standard diets, seasoning and sauces | 20 | 13 | 1 | 3 | 3 | Ecoinvent, Agri-footprint |