- Pipeline p95 complete by 06:00 CET.
- Streaming p95 < 90s for critical deltas.
- DQ: < 0.5% bad records post‑validation (p95).
- Export SLA: delivered by 07:00 CET; retry window 30 min.
- Cost guardrail: BigQuery scanned bytes/day ≤ 1.5 TB on gold; alert at 80%.