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Tool

IT cost allocation model

Model how IT costs split across business units, categories, and strategic intent. Calculate cost per user. Generate a CFO-ready allocation summary with narrative and markdown export.

Budget and BU allocation Run / Grow / Transform Auto-saves in browser saved
1. Total IT budget

Enter the annual IT budget. This is the total technology spend including people, software, infrastructure, and services.

£
Used to calculate cost per user across the whole organisation.
2. Cost category split

How does the IT budget split across cost categories? Percentages should total 100.

Category % Value
3. Run / Grow / Transform

How does the budget split by strategic intent? Run: keep the lights on. Grow: improve capability. Transform: change the operating model.

Intent % Value
4. Business unit allocation

Allocate the IT budget across business units. Add each unit, its headcount, and the percentage of IT budget allocated to it. Allocation percentages should total 100.

Business unit Headcount IT % IT budget Cost/user
5. Transaction volume (optional)

If the organisation processes transactions (orders, payments, tickets, claims), enter the annual volume to calculate IT cost per transaction.