Commission Implementing Regulation (EU) No 528/2011 of 30 May 2011 concerning the authorisation of endo-1,4-β-xylanase produced by Trichoderma reesei (ATCC PTA 5588) as a feed additive for weaned piglets and pigs for fattening (holder of authorisation Danisco Animal Nutrition) Text with EEA relevance
Data as of 2026-07-04 · Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails. · Read the official text ↗
The preparation specified in the Annex, belonging to the additive category ‘zootechnical additives’ and to the functional group ‘digestibility enhancers’, is authorised as an additive in animal nutrition, subject to the conditions laid down in that Annex.
This Regulation shall enter into force on the 20th day following its publication in the Official Journal of the European Union .
ANNEX Identification number of the additive Name of the holder of authorisation Additive Composition, chemical formula, description, analytical method Species or category of animal Maximum age Minimum content Maximum content Other provisions End of period of authorisation Units of activity/kg of complete feedingstuff with a moisture content of 12 % Category of zootechnical additives. Functional group: digestibility enhancers 4a11 Danisco Animal Nutrition Endo-1,4-β-xylanase EC 3.2.1.8 Additive composition Preparation of endo-1,4-β-xylanase (EC 3.2.1.8) produced by Trichoderma reesei (ATCC PTA 5588) having a minimum activity of endo-1,4-β-xylanase: 40 000 U ( 1 ) /g Characterisation of the active substance Endo-1,4-β-xylanase (EC 3.2.1.8) produced by Trichoderma reesei (ATCC PTA 5588) Method of analysis ( 2 ) Colorimetric method measuring water soluble dye released by action of endo-1,4-β-xylanase from azurine cross-linked wheat arabinoxylan substances Piglets (weaned) and pigs for fattening 2 000 U — 1. In the directions for use of the additive and premixture, indicate the storage temperature, storage life, and stability to pelleting. 2. For use in feed rich in starch and non-starch polysaccharides. 3. For piglets (weaned) up to 35 kg. 20 June 2021 ( 1 ) 1 U is the amount of enzyme which liberates 0,5 μmol of reducing sugar (expressed as xylose equivalents) from a cross-linked oat spelt arabinoxylan substrate at pH 5,3 and 50 °C in 1 minute. ( 2 ) Details of the analytical methods are available at the following address of the Reference Laboratory: http://irmm.jrc.ec.europa.eu/EURLs/EURL_feed_additives/Pages/index.aspx
Source: EUR-Lex (Publications Office of the EU), © European Union, reuse permitted under Commission Decision 2011/833/EU.