Functional Founders Toolkit · Flagship tool

Pro Forma Model

Turn your unit economics into a month-by-month P&L and cash picture — see your break-even month, your lowest cash dip, and whether you make it through the launch on the cash you have.

Your inputs

Pipe wholesale & COGS straight from the Cost & Margin calculator.

Wholesale price from calculator

COGS / unit from calculator

Starting units / month (month 1)

Starting cash

Assumptions · benchmark defaults

Horizon

Monthly growth (unit ramp)

Fixed opex / month (overhead + founder)

Marketing (% of revenue)

One-time startup cost (first-run inventory / setup · optional)

Total revenue (12 mo)

$190k

blended gross margin 50%

Operating break-even

Month 12

first month EBITDA ≥ 0

Lowest cash

$46k

month 11 trough

Runway

Clears

never cash-negative in horizon

Ending cash

$47k

at end of horizon

Total EBITDA

$-53k

over the horizon

Cash balance over time

the dip is your real funding need — where the line bottoms out

⚑ Directional cash model. Cash flow ≈ EBITDA — this ignores accounts-receivable / accounts-payable timing, inventory build, taxes and capex. It's for runway & break-even intuition, not GAAP cash. A full working-capital "advanced pro forma" is a Community upgrade.

Month	Units	Revenue	COGS	Gross profit	Opex	EBITDA	Cash balance
1	2,000	$6,540	$3,260	$3,280	$10,981	$-7,701	$92,299
2	2,300	$7,521	$3,749	$3,772	$11,128	$-7,356	$84,943
3	2,645	$8,649	$4,311	$4,338	$11,297	$-6,960	$77,983
4	3,042	$9,947	$4,958	$4,989	$11,492	$-6,503	$71,480
5	3,498	$11,438	$5,702	$5,737	$11,716	$-5,979	$65,501
6	4,023	$13,155	$6,557	$6,598	$11,973	$-5,376	$60,125
7	4,626	$15,127	$7,540	$7,587	$12,269	$-4,682	$55,443
8	5,320	$17,396	$8,672	$8,725	$12,609	$-3,885	$51,558
9	6,118	$20,006	$9,972	$10,034	$13,001	$-2,967	$48,591
10	7,036	$23,008	$11,469	$11,539	$13,451	$-1,912	$46,679
11	8,091	$26,458	$13,188	$13,269	$13,969	$-699	$45,980
12 ◦ B/E	9,305	$30,427	$15,167	$15,260	$14,564	$696	$46,676

✓ Model verified by analyst. Defaults: growth 15%/mo · fixed opex $10k · marketing 15% of revenue · starting cash $100k. Wholesale + COGS pipe from the Cost & Margin calculator so the two tools chain. Benchmarks are context; set your real numbers.