Cost of Delay Calculator
Calculate the economic cost of waiting. Estimate total delay cost from value per period, compute CD3 prioritization scores, and compare features to decide what to build first.
Calculator mode
Examples
Revenue, profit, or economic value you lose each period while delayed.
How long the delivery or decision is postponed.
Enter values above to see results
Table of Contents
What is Cost of Delay?
Cost of Delay (CoD) is the economic impact of not delivering something sooner. In product development and operations, every week you wait on a feature, fix, or decision can mean lost revenue, higher risk, or missed market opportunity.
- Quantifies the price of waiting in dollars per week (or month)
- Helps justify faster delivery vs. other work
- Supports prioritization when capacity is limited
- Pairs with CD3 (Cost of Delay Divided by Duration) for ordering a backlog
Unlike a simple ROI calculation, cost of delay is time-sensitive: the same project can have a very different priority depending on how much value leaks per week and how long it takes to ship.
How it Works
- Delay cost — multiply value lost per period by how long you delay.
- CD3 score — divide cost of delay (per week) by implementation duration (weeks). Higher score = do first.
- Compare items — enter multiple backlog items; we rank by CD3 so you see what to prioritize.
Formulas
Total cost of delay
Total CoD = (value per period) × (delay duration)
Total CoD = (value per period) × (delay duration), after converting both to the same time unit. Example: $25,000/week × 6 weeks = $150,000 lost.
CD3 (Cost of Delay ÷ Duration)
CD3 = (cost of delay per week) ÷ (duration in weeks)
CD3 = (cost of delay per week) ÷ (duration in weeks). If Feature A loses $40k/week and takes 2 weeks, CD3 = 20,000. If Feature B loses $30k/week and takes 1 week, CD3 = 30,000 — build B first.
Common Use Cases
- Product backlog prioritization: Rank features by CD3 when the team cannot do everything at once.
- Executive decisions: Show the dollar cost of postponing a launch or compliance deadline.
- Agile / Lean teams: Make trade-offs visible using economic framing instead of gut feel.
- Sales & operations: Estimate revenue at risk from delayed tooling, staffing, or process changes.
Frequently Asked Questions
CD3 stands for Cost of Delay Divided by Duration. It is a prioritization score: economic urgency per week divided by how many weeks the work takes. Higher CD3 means higher priority.
Use lost revenue, gross margin, or a weighted score from user value + time criticality + risk reduction. Many teams start with a rough revenue-per-week estimate from finance or product analytics.
They are related. Opportunity cost is the value of the next-best alternative. Cost of delay is specifically the economic harm from waiting on a particular item over time.
Weeks are a common standard in lean product development. This calculator converts days, weeks, months, and years automatically so you can enter values in whatever unit fits your data.
No. All calculations run in your browser. Nothing is sent to our servers.