KPIOperations & Supply Chain

On-Time Project Delivery Rate

Percentage of client projects delivered by the originally agreed deadline

What is On-Time Project Delivery Rate?

On-time project delivery rate is the percentage of completed projects delivered by the agreed deadline. It shows how reliably a firm meets its promises.

Late delivery hurts clients and reputation, so this rate is closely linked to satisfaction and repeat work.

How this KPI is measured

Function
Operations & Supply Chain
Sub-function
Project Delivery
Industry
Professional Services
Type
Lagging
Impact
Quality
Unit
%
Measurement frequency
Monthly / Quarterly
Formula
(Projects delivered on or before agreed deadline / Total projects completed) × 100

How to calculate it

Divide projects delivered on or before the agreed deadline by total projects completed, and multiply by 100.

For example, if 48 of 60 projects were on time, the rate is 80%.

Use the deadline as agreed after formally approved changes, and look at how late the late ones were.

Where it is used

  • Improving delivery reliability

    Track deadlines.

  • Improving planning

    Learn from delays.

  • Protecting client relationships

    Keep promises.

How to improve it

Tips and common mistakes

  • Do not agree deadlines you cannot meet.
  • Formally approved changes should reset the deadline.
  • Read with budget and quality.

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