Scoring Criteria and Methodology for Suppliers

This document is a technical report detailing the scoring criteria and methodology used to evaluate supplier performance based on various metrics. It outlines specific metrics including complaints, customer service, billing, switching, and customer commitment, along with their respective weightings in the overall score calculation. The report presents average scores derived from existing performance data, categorizing suppliers into performance bands ranging from excellent to poor based on their scores. Each metric is defined with thresholds for scoring, and the methodology for ranking suppliers is explained, including how scores are allocated and adjusted for identical performance. The report also provides examples of scoring for different suppliers, illustrating how the weighted scores contribute to an overall performance ranking. This structured approach aims to ensure transparency and consistency in evaluating supplier performance across the defined metrics.