Quality Cost & Yield Analyzer
Quantify the total Cost of Quality (COQ) across prevention, appraisal, and failure categories. Model the ROI of quality investments and first-pass yield improvements.
COQ Breakdown (PAF Model)
Yield Improvement Scenarios
Monthly COQ & Yield Trend
Executive Recommendations
Methodology
COQ uses the PAF (Prevention-Appraisal-Failure) model. Internal Failure = Units × Failure Rate × (Rework + Scrap×30%). External Failure = External Rate × Warranty + Claims. Best practice: shift spend from failure to prevention (1:10 prevention-to-failure savings ratio). FPY = Good Units ÷ Total Units on first pass.