Money, pricing & unit economics

How do I build a basic financial model for my D2C brand from scratch?

The short answer

Start with one connected sheet: traffic → conversion → AOV → revenue on top, COGS/shipping/payment/RTO/ad-spend underneath, rolling up to a monthly cash position. Don't buy a tool before you've built this by hand once - the discipline of filling every cell is where you discover the costs you'd been ignoring. Free templates get you 80% of the way; the last 20% is your own SKU-level, channel-level detail.

A quick summary to orient you. The real value is below: the resources worth your time, from people who've actually done it, not us.

Here are the resources

Hand-picked from around the web, each with a note on why it earns your time. India-specific ones carry a badge.

4 resources 4 link-checked Read Use

Read

📄 Article
✓ Link checked Free Intermediate

Why we picked it The clearest walk-through of how a real DTC model connects operational levers - ad spend, conversion, CAC, retention - to the income statement, cash flow and balance sheet as one system, not three disconnected tabs.

Financial Modeling for DTC Brands: Revenue Forecasting & Unit Economics

From eightx.co by Eightx

  • Revenue forecasting starts by mapping the funnel: traffic × conversion rate × AOV.
  • Marketing is the most cash-intensive line in a DTC model - founders routinely underestimate it.
  • A connected model shows the full downstream impact of a change before you commit capital.
Open eightx.co
📄 Article
✓ Link checked Free Intermediate

Why we picked it A build-along from an operator, not a template vendor - useful precisely because it shows the reasoning behind each assumption instead of just handing you a locked spreadsheet.

The Only Financial Model You Need for Your Ecommerce Business

From medium.com by Imad El Fay

  • One integrated model beats three separate spreadsheets for P&L, cash and inventory.
  • Assumptions should be isolated in one input tab so the whole model updates from one change.
  • Sanity-check every output against your last 3 months of actuals before trusting the forecast.
Open imad-elfay.medium.com

Use

📋 Template
✓ Link checked Free Beginner

Why we picked it A genuinely free, editable Excel/Sheets starting scaffold with a built-in runway calculation - the fastest way to get a working model open in front of you rather than staring at a blank sheet.

A FREE Startup Financial Model Template

From slidebean.com by Slidebean

  • Includes a Capital Requirements and Runway tab out of the box.
  • Runway is computed off a trailing 3-month average burn rate.
  • Ecommerce-specific variant available alongside marketplace and SaaS versions.
Open slidebean.com
🎓 Course
✓ Link checked Paid Intermediate

Why we picked it For founders who want structured, certificate-backed training rather than piecing it together from blog posts - CFI's course is built specifically around ecommerce/startup modeling and valuation mechanics.

Startup / e-Commerce Financial Modeling & Valuation Course

From corporatefinanceinstitute.com by Corporate Finance Institute (CFI)

  • Structured curriculum covering model-building and valuation for startups and ecommerce specifically.
  • Goes beyond a template to teach the underlying modeling logic.
  • Useful once you're raising and need a model that survives investor scrutiny.
Open corporatefinanceinstitute.com

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