for crude oil and fats, crude protein and crude ash

5 % (± 3 %) of crude ash, and

crude ash of animal feeding stuffs

5 % (± 3 %) of crude ash, and

Nitrogen expressed as crude protein, Crude ash

NFE = 100 % – percentage of crude protein – percentage of crude fat – percentage of crude fibre – percentage of crude ash – percentage of moisture

Complementary feed containing at least 40% crude ash.

For a natural optimised food 4 main components are required: protein, fat, crude fibre and crude ash.

It supplies the following crop information: dry matter, starch, crude protein, crude ash, crude fat, ADF acid detergence fibres, and NDF neutral detergence fibres.

mineral feed’ means complementary feed containing at least 40 % crude ash;