Extra place each-way calculator

Standalone tool for bookmaker each-way + exchange lay calculations, including the extra-place profit window.

Inputs

Bookmaker back odds (win)

Each-way stake per part (£)

Each-way fraction

Bookmaker places paid

Exchange place market (Top X)

Exchange lay odds (win)

Exchange lay odds (place)

Exchange commission (%)

Use decimal odds. Stake is the amount on the win part and the place part separately. So £5 each-way means £10 total staked.

Quick read

Enter your odds and click calculate.

Place odds = ((Back odds − 1) × EW fraction) + 1

Lay win stake = (Back odds × EW stake) ÷ Lay win odds

Lay place stake = (Place odds × EW stake) ÷ Lay place odds

Main outputs

Place odds

—

Total bookmaker stake

—

Lay stake (win)

—

Lay liability (win)

—

Lay stake (place)

—

Lay liability (place)

—

Outcome table

Result	Bookmaker P/L	Exchange P/L	Total P/L

The extra-place zone is the finishing range paid by the bookmaker but not by the exchange place market, e.g. 5th–6th when Sky Bet pays 6 places and Matchbook only pays Top 4.