Business & AccountingFY 2025-26 Ready

Cash Flow Forecast Calculator

Create a 12-month cash flow projection to anticipate surpluses or shortfalls.

Calculator

Enter your details below

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Opening Cash Balance is required
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Average Monthly Receipts (Cash In) is required
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Average Monthly Payments (Cash Out) is required
months

Note

This forecast assumes constant monthly cash flows and does not account for seasonality, irregular expenses, or unexpected events. Actual results may vary. Use this as a planning aid and update regularly with real data. For complex cash flow management, consult a financial advisor.

KJ

Fact Checked by Kazi Jihad

Business Operations Consultant

TL;DR – Key Takeaways

  • This tool calculates cash flow forecast based on current Australian regulations
  • Results are estimates only; consult a qualified professional for definitive advice
  • Tax laws and thresholds change regularly – always verify with the latest ATO guidelines

How to Create a 12-Month Cash Flow Forecast for Your SME

Cash flow is the lifeblood of any business. Even profitable companies can fail if they run out of cash. A cash flow forecast helps you anticipate periods of surplus or shortage, enabling proactive decisions—like securing a line of credit before you need it, or timing equipment purchases. This tool projects your cash position over the next 12 months based on expected inflows and outflows.

FAQ

Q1: Why is cash flow different from profit?

Profit (accrual accounting) includes revenue when earned and expenses when incurred, regardless of cash movement. Cash flow tracks actual cash entering and leaving the business. You can be profitable on paper but run out of cash if customers pay slowly or you have large upfront expenses. Cash flow forecasting helps you manage liquidity.

Q2: What should I include in my cash flow forecast?

Include: (1) Opening cash balance—cash on hand at start; (2) Cash receipts—customer payments, loans, equity injections, asset sales; (3) Cash payments—supplier invoices, salaries, rent, utilities, loan repayments, taxes; (4) Non-cash items usually excluded (depreciation) unless they affect tax payments. Be realistic—use historical patterns and known commitments. Update monthly.

Q3: How far ahead should I forecast?

A 12-month rolling forecast is standard for SMEs. It captures seasonality and helps plan for year-end obligations (taxes, super). Some businesses also maintain a 13-week weekly forecast for tight cash management. The key is to update forecasts regularly (monthly) with actual results to improve accuracy.

Tip: Build a buffer into your forecast. Unexpected expenses and delayed payments happen. If your forecast shows a potential shortfall, address it early—tighten credit control, delay non-essential spending, or arrange financing before you're in crisis mode.