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4.5Measuring Shift-Left Effectiveness
Track these metrics to verify that shift-left is working:
| Metric | Before Shift-Left | After Shift-Left |
|---|---|---|
| Defects found in testing | 80% of total | 40% of total |
| Defects found in requirements/design | 5% of total | 35% of total |
| Defects found in production | 15% of total | 5% of total |
| Average defect fix time | 4 hours | 1 hour |
| Stories reopened after "Done" | 20% | 5% |