Dutching Calculator
Back several outcomes in one market and return the same amount whichever lands. The calculator sizes each stake inversely to its odds. This page shows how that split works, when it pays, and where it quietly costs you.
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Stake split, 100 units across three prices
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You fancy three horses in the same race, or two correct-score lines in a football match, and backing just one feels like leaving the others to punish you. Dutching answers that. You spread one total stake across every selection you back, so the return is the same whichever one lands. The maths is simple, the discipline around it is not. Most bettors get the split roughly right and still bleed money, because they treat dutching as a way to remove risk rather than shape it. This page gives you the calculator above, then the honest part. How the split is derived, when spreading your stake helps, and where it quietly costs you.
What dutching means
Cover several outcomes
You pick two or more selections in the same market that you rate above their price, then back them all with one total stake.
Split inversely to odds
Shorter prices carry more of your stake, longer prices carry less, so each winning outcome pays back the same figure.
Accept the real risk
If an outcome you did not back wins, every stake loses. Dutching reshapes your risk, it never deletes it.
Dutching is backing two or more outcomes in the same market so that each one, if it wins, returns the same amount. You decide which selections to cover and how much to risk in total. The calculator handles the split, sizing each stake in inverse proportion to its odds so the shorter prices carry more money and the longer prices carry less.
The name traces back to Al Capone's accountant, known as Dutch Schultz, who reportedly spread stakes this way at the track. The label stuck. The idea is older than the nickname: cover a range of outcomes, accept a smaller return than a single winning bet would pay, in exchange for hitting more often.
One point matters before anything else. Dutching does not guarantee a return. If an outcome you did not back wins, every stake loses. Covering three horses in a twelve-runner field still leaves nine ways to lose the lot. Spreading a stake changes the shape of your risk, it does not remove it.
How the stake split is calculated
From price to implied chance to stake
Below 100 percent, the market as you have priced it leaves room for profit. At 100 percent you break even. Above it, dutching those prices locks in a loss whichever wins.
The method rests on implied probability. Any decimal price converts to an implied chance by dividing one by the odds. A price of 2.50 implies 0.40, or 40 percent. A price of 4.00 implies 0.25. The calculator does this for every selection, then shares your stake in proportion to those figures.
Work it by hand on two selections at 3.00 and 4.00 with a 100 unit total. Implied chances are 0.3333 and 0.25, summing to 0.5833. The first selection takes 0.3333 divided by 0.5833, which is 57.14 percent of the stake, so 57.14 units. The second takes 42.86 units. If the 3.00 selection wins you collect 57.14 times 3.00, which is 171.43. If the 4.00 selection wins you collect 42.86 times 4.00, also 171.43. Same return either way, a profit of 71.43 over your 100 staked.
Add a third selection and the logic holds. Take 2.50, 4.00 and 6.00 with 100 units. Implied chances are 0.40, 0.25 and 0.1667, summing to 0.8167. The stakes come out at 48.98, 30.61 and 20.41. Each winning outcome returns 122.45, a profit of 22.45. Notice what changed: three selections instead of two, the same 100 risked, but the profit fell from 71.43 to 22.45. The more outcomes you cover, the thinner the return, because you are buying more of the market.
That sum of implied chances is the number to watch. Below 1.00, the market as you have priced it leaves room for profit. At exactly 1.00 you break even. Above 1.00, the combined margin means dutching those selections locks in a loss no matter which wins. The calculator will still split the stake, so reading that total yourself is what separates a profitable dutch from an expensive one.
How to use the calculator
Enter your total stake
Decide the single amount you are willing to risk across the whole market, then type it in. Every stake below is carved out of this figure.
Add each selection's odds
Input the decimal price for every outcome you want to cover. If you think in fractional or American odds, convert them first, since the split runs on decimals.
Read the split and the combined chance
The tool returns the stake for each selection and the equal return. Check the combined implied probability sits below 1.00 before you place anything.
Place fastest-moving price first
In quick markets, get the longest price on first, since it drifts most, then size the rest around the odds you actually took.
When dutching is worth it
Dutching earns its place when you have a genuine read on several outcomes but no confidence in picking one. Horse racing is the classic case: three live contenders in a competitive handicap, where singling one out is a coin toss but the field as a whole looks beatable. Spreading across the three lets you be right about the shape of the race without needing to be right about the exact winner.
Football markets with several plausible results suit it too. Correct score, first goalscorer, and winning margin all throw up two or three lines you rate above their price. A bettor covering three correct-score selections at 8.00, 9.00 and 11.00 is dutching, whether they call it that or not.
The technique only pays when your selections are genuinely underpriced as a group. Covering the three favourites in a race where the market has them right is not dutching for profit, it is paying the bookmaker's margin three times over. The edge has to come first, from your own read or from a tool that flags mispriced lines. Dutching is the staking method that expresses that edge, never the source of it.
Serious dutchers tend to log every split and track whether the covered outcomes beat their closing prices over a large sample. That habit tells you whether your selections are truly value or whether the wins are variance. A structured approach to spreading risk across outcomes pays off only when the underlying picks hold up over hundreds of bets, not a handful.
Dutching versus arbitrage and hedging
Dutching
Sizes several stakes up front so each covered outcome returns the same. Profits only when your selections are underpriced as a group.
For: a bettor with a read on several outcomes in one market but no confident single pick.
Arbitrage
Exploits a pricing gap between different bookmakers where the combined implied probability drops below 1.00. Burns soft accounts faster.
For: a bettor chasing a guaranteed margin who accepts quicker account restriction.
Hedging
You already hold a bet and place a second one to protect or bank part of it after the odds have moved in your favour.
For: a bettor reacting to a price shift on a bet already placed, not sizing several at once.
These three get blurred together because all three spread money across outcomes. They are not the same thing, and confusing them leads to bad staking.
Dutching covers several selections in one market at one bookmaker, and it carries risk. Your combined implied probability usually sits above 1.00 once the margin is baked in, so you profit only when your selections are genuinely underpriced. It is a bet, sized cleverly, not a locked position.
Arbitrage, or a surebet, exploits a pricing gap between different bookmakers on the same event, where the combined implied probability drops below 1.00 and profit is locked whatever happens. If a guaranteed margin is what you are after, the surebet calculator handles the cross-bookmaker split, and the wider approach sits under our surebets detection. Arbitrage also burns soft book accounts faster, so it comes with its own cost.
Hedging is later and narrower: you already hold a bet, and you place a second one to protect or bank part of the position after the odds have moved. Dutching sizes several stakes at once, up front. The hedge calculator sizes that protective second stake when a price shifts in your favour. Pick the tool that matches what you are actually doing, not the one whose name you reached for first.
Find the mispriced lines first
Dutching expresses an edge, it never creates one. The scanner surfaces the underpriced selections worth splitting a stake across.
See the +EV scanner in real timeMistakes that quietly cost you
Treating it as risk-free
It is not arbitrage. An unbacked outcome winning wipes every stake, and in a large field that is the likeliest result. Covering half the runners to feel safe usually pays more margin than any edge is worth.
Ignoring the combined chance
Split selections whose implied chances sum above 1.00 and the tool still hands you neat figures, but you have locked in a loss on every outcome. Read that total before placing anything.
Forgetting stake rounding
A tool returns 20.41 units, the bookmaker rounds it, and your equal returns stop being equal. On larger multi-selection dutches that drift can turn a slim profit negative.
Odds moving before placement
Size stakes on a 6.00 price, watch it shorten to 5.50 before your bet lands, and the split no longer returns evenly. Place the longest price first, it moves most.
Chasing the losing races
Frequent small wins and occasional full losses tempt bettors to widen coverage or raise stakes to win it back. Fixed totals and a logged record keep the discipline intact.
The first mistake is treating dutching as risk-free. It is not arbitrage. An unbacked outcome winning wipes every stake, and in a large field that is the likeliest result. If you find yourself covering half the runners to feel safe, the margin you are paying almost always outweighs any edge.
The second is ignoring the combined implied probability. Split three selections whose implied chances sum above 1.00 and the calculator still hands you neat stake figures, but you have locked in a loss on every outcome. Always read that total before you place anything. If it sits above 1.00, there is no value in dutching those prices.
The third is stake rounding and minimum bet sizes. A calculator returns 20.41 units, the bookmaker rounds to the nearest amount, and your equal returns stop being equal. On small stakes the drift is minor, on larger multi-selection dutches it can turn a slim profit negative. Check the actual return on each rounded stake, not the theoretical one.
The fourth is odds moving between calculation and placement. You size stakes on a 6.00 price, the market shifts to 5.50 before your bet lands, and the split no longer returns evenly. In fast markets, place the longest price first, since it moves most and carries the smallest stake, then size the rest around what you actually got.
The fifth is chasing. Dutching produces frequent small wins and occasional full losses, a rhythm that tempts bettors to widen coverage or raise stakes after a losing race to win it back. That is how a staking method turns into a leak. Fixed total stakes and a logged record keep the discipline intact. If the frequency of stakes ever starts to feel compulsive, step back and use the deposit limits and self-exclusion tools your bookmaker and BeGambleAware provide.
Common questions about dutching
Does dutching guarantee a profit?
No. Dutching only equalises the return across the outcomes you actually back. If an outcome you did not cover wins, every stake loses. It also profits only when your combined implied probability sits below 1.00, which happens when your selections are genuinely underpriced, not automatically. Treat it as a smarter way to stake a view, never as a locked position like arbitrage.
How many selections should I dutch?
Fewer than you think. Each selection you add lowers the profit and raises the margin you pay, because you are buying more of the market. Two or three strong selections usually beat five weak ones. If you need to cover a large slice of the field to feel comfortable, the value probably is not there, and the combined margin will eat any edge you had.
What odds format does the calculator need?
The maths runs on decimal odds, since implied probability is simply one divided by the decimal price. If you think in fractional or American odds, convert them first. The core calculation is identical whatever format you started from, the decimal figure is just the cleanest input for splitting a stake proportionally.
Is dutching the same as arbitrage?
No. Dutching covers selections within one market at one bookmaker and carries real risk. Arbitrage exploits a pricing gap between different bookmakers on the same event, where the combined implied probability drops below 1.00 and the profit is locked. Different mechanism, different tool. Arbitrage also restricts soft book accounts faster, so the two suit different situations.
Why are my real returns not exactly equal?
Two usual causes. Bookmakers round stakes to set increments, so a calculated 20.41 becomes a rounded figure and the returns drift slightly apart. And odds move between the moment you calculate and the moment your bets land. On small stakes the effect is minor, on larger multi-selection dutches it is worth checking the actual return on each placed stake rather than the theoretical one.
Can I dutch across different bookmakers?
You can, and if the prices are right it starts to resemble arbitrage rather than dutching. Splitting one market across several bookmakers to chase the best price on each selection can push your combined implied probability below 1.00. At that point you are looking for a surebet, and a dedicated arbitrage tool suits the job better than a single-book dutching split.
Stake with intent, not hope
The calculator above gives you the split in seconds. The value it produces depends entirely on what you feed it. Selections that are genuinely underpriced, a combined implied probability you have actually checked, and stakes you size with discipline rather than fear. Dutching is a clean way to express an edge across several outcomes. It never manufactures one. Find the mispriced lines first, then let the maths share your stake. Start a free trial and put real markets in front of the scanner for seven days.
Responsible gambling
Betting involves risk. Past performance does not guarantee future results. Bet responsibly. If you or someone you know has a gambling problem, visit begambleaware.org or your local responsible gambling resource.
Sources
- Pinnacle Betting Resources
How margin, overround and implied probability work
- Pinnacle Margin Calculator
See the overround baked into any market
- UK Gambling Commission
Guidance for players on safer gambling
- BeGambleAware
Free confidential support and deposit-limit guidance
- GamCare
Support for anyone affected by gambling