
“It is a by-product and not a waste if the conditions referred to in point 3.3 of the Communication from the Commission to the Council and the European Parliament on the Interpretative Communication on waste and by-products – COM/2007/0059 are met”
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We are able to increase energy production with the right mix of power supply
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IGW purchases by-products and manages the energy optimization service
The first rule for sustainable food production consists in the full exploitation of resources in all their components

By-products are organic matrices mainly derived from the processing of primary products.
We select, assess and propose for energy valorization By-products based on the provisions of European and national regulations, as well as in compliance with our “Guidelines on Traceability of By-products for Energy Use – Rev. 3 dated 26/03/2018” to ensure to all players in the supply chain, not only legislative compliance, but also the correct management of every technical-commercial aspect, and the resolution of complaints and non-conformities.
By-products of plant origin
- By-products of tomato processing (peels, fruit outside the measuring range, etc.);
- By-products of olive processing (olive residues, vegetation water);
- By-products of grape processing (pomace, grape stalk, etc.);
- By-products of fruit processing (storage and selection, peeling, fruit cores, citrus pulp, pear and apple pulp.
peaches, pits, shells, etc.); - By-products of vegetable processing (storage and selection, peeling, packaging, etc.);
- By-products of sugar beet processing (stillages; molasses; dried beet pulp, fresh suppressate,
ensiled suppressate etc….); - By-products derived from the processing/selection of brown rice (middlings, chaff, husk, etc.);
- By-products of cereal processing (middlings, rye middlings, fine bran, gluten, starch, broken seeds, rice starch and rice proteins in
in water solution for first processing of cereals (e\o rice, etc.); - By-products of oilseed processing (maize germ panels, flax, grape seed, etc.)
By-products of animal origin
They are classified in Class 2 (specifications for use in EC Regulations 1069/09 and 142/11).
- Manure, non-mineralized guano and digestive tract content
They are classified in Class 3 (specifications for use in EC Regulations 1069/09 and 142/11).
- Blood of animals that did not show clinical symptoms of diseases communicable to humans or animals through blood, obtained from the following animals slaughtered in a slaughterhouse, ……….;
- Animal by-products deriving from the manufacture of products intended for human consumption, including ciccioli (pig fat), centrifuge or separator sludge resulting from milk processing;
- Products of animal origin or foodstuffs containing products of animal origin no longer intended for human consumption for commercial reasons ………………..;
- Pet food and feeds of animal origin or feeds containing by-products of animal origin or derived products, no longer intended to be used in feeds …. ;
- Blood, placenta, wool, feathers, hairs, horns … that do not show any symptoms of diseases transmissible to humans or animals … .;
- By-products of aquatic animals from factories or plants manufacturing products intended for human consumption …… ..;
- Adipose tissue of animals that did not show any symptoms of diseases transmissible to humans or animals through this tissue …………;

