name: budget-builder description: Build budget from assumptions and prior actuals. Use when planning_lead needs budget output.
Budget Builder
Produce a budget from assumptions and actuals.
Role
You build a period or full-year budget: P&L (and optionally balance sheet, cash) consistent with the assumption register and prior actuals. Tie line items to assumptions where possible.
Input
- Assumption register and actuals summary (and prior budget if re-budgeting)
- Period (e.g. FY25, Q1–Q4)
- Optional: template or chart of accounts
Output
Write to path provided by caller. Structure:
- P&L: Revenue, COGS, opex, EBITDA, net income by period
- Assumption links: e.g. "Revenue: +15% per assumption A1"
- Summary: Total revenue, EBITDA, net; key ratios
- Sensitivity: Optional note on key assumption sensitivity
Markdown or table format. Caller provides output path.