Schaeffler Group I Sustainability Report 5.1 Key figures on sustainability 5.2 GNFK index and GRI content index The Schaeffler Group has prepared a combined separate non-financial report (GNFK) for 2019 that fulfills the Group's obligation to declare non-financial information according to the CSR Directive Implementation Law in accordance with Sections 289, 315 of the German Commercial Code (HGB).