Can I change the weights?

Yes — adjust to reflect contract risk profile (safety-critical, fast-track, etc.).

Construction

Subcontractor Performance Score

Score subcontractor performance across quality, schedule, safety and cost using a weighted 1–5 model.

Calculator

Score = 20 × (0.30·Quality + 0.30·Schedule + 0.25·Safety + 0.15·Cost)

Quality (1–5)

Schedule (1–5)

Safety (1–5)

Cost discipline (1–5)

Enter values to compute.

Interpretation Guide

80 – 100Preferred.
60 – 79Acceptable.
< 60Poor.

Example

Q4, Sch4, Saf5, Cost3 → Score ≈ 82 (preferred).

Real-world use cases

Subcontractor prequalification
Award decisions
Performance reviews

Common mistakes

Letting cost dominate the score on safety-critical work

Professional tips

Capture evidence (NCRs, RFIs, LTI) per dimension

FAQ

Frequently asked questions

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Variation value as % of contract.

Labour Efficiency Calculator

Earned vs. actual labour hours.

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