In addition, the committee approved the introduction of indicators to detect signs of consciousness or sensibility in animals during killing operations, so as to check the reliability of stunning procedures.
Lisabonas līgums tika sagatavots, lai pielāgotu Eiropas Savienību izmaiņām, kas notikušas kopš ES vērienīgās paplašināšanās no 2004. gada.