Formula
Break-even true ROAS = 1 / contribution margin. Contribution margin subtracts product cost, TikTok fees, creator commission, refund rate, and fulfillment cost.
Long-tail calculator
Find the minimum true ROAS your GMV Max campaigns need before product cost, platform fees, commission, returns, fulfillment, and ad spend wipe out profit.
Break-even true ROAS
0.00xMinimum targetBreak-even true ROAS = 1 / contribution margin. Contribution margin subtracts product cost, TikTok fees, creator commission, refund rate, and fulfillment cost.
Compare this number with the corrected ROAS from the GMV Max True Profit Audit.