Amazon Launch Calculator

Total revenue

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Total PPC spend

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Net contribution

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Total TACOS

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Total units

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// Per-unit cost breakdown

COGS per unit (USD) $8.00

Referral fee (%) 15.0%

FBA fulfillment (USD) $3.50

Storage & overhead (USD) $0.30

VAT / Tax (% of price) 19.0%

// Cost per unit — by month

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COGS—

Referral fee (per phase)—

FBA fulfillment—

Storage & overhead—

VAT / Tax—

// All costs flow through to the 6-month P&L. Profit per unit shown for each month's price.