A new last aggregation fuzzy compromise solution approach for evaluating sustainable third-party reverse logistics providers with an application to food industry

•Proposing a new last aggregation fuzzy compromise solution for evaluating 3PRLPs.•Applying a fuzzy-BWM method for addressing weights of sustainable criteria.•Presenting a fuzzy group compromise solution method via new index for DMs weights.•Presenting a new DM-independent ranking index.•Implementing the proposed decision approach to a real case study in food industry.