How large a fund you need and how long to build it.
Fund target
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Shortfall
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Time to build
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Your breakdown
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What actually belongs in an emergency fund
An emergency fund is not your holiday pot or your house deposit. It is the cash that keeps the lights on if your income stops, so the number you feed into this tool should be your essential monthly spend, not your full lifestyle. Count rent or mortgage, electricity and gas, groceries, transport, childcare, insurance, and the minimum payments on any loans. Leave out restaurants, subscriptions you could pause, and discretionary shopping. Those can wait while you are between jobs.
Strip your spending back to the bone and the target often comes out smaller and less daunting than people expect. The calculator simply multiplies that essential figure by the months of cover you choose, then shows the gap to your current balance and how long it takes to close at your monthly saving rate.
How many months of cover is enough
The usual range is three to six months, but the right end depends on how stable your income is. A permanent public-sector employee with a partner who also earns can sit comfortably near three months. A contractor, a sole trader, or the only earner in a household should aim for six and consider going higher. Notice periods in Ireland are often short, and finding a new role at the same salary can take longer than you plan for, so err on the cautious side.
Homeowners have an extra reason to lean toward the higher end. A burst pipe, a failed boiler, or an unexpected management-company levy can land without warning, and these are exactly the costs a fund is meant to absorb. Renters carry less of that risk but should still budget for a deposit shortfall if they need to move quickly. Match the months of cover to your real exposure rather than copying a one-size figure.
Building a €13,200 buffer from scratch
Picture someone whose essential outgoings are 2,200 euro a month and who wants six months of cover. That sets a target of 13,200 euro. They already hold 4,000 euro and can put away 500 euro a month. The shortfall is 9,200 euro, which at 500 euro a month takes 19 months, or one year and seven months, to clear.
The chart traces the balance climbing from 4,000 euro to the 13,200 euro target across those 19 months of steady saving.
Where to keep the cash, and the DIRT note
An emergency fund should be safe and instantly reachable, which rules out shares or funds that might be down on the day you need them. A demand deposit account or a notice account you can break is ideal. One quirk to remember: any interest an Irish bank pays is taxed at the 33 percent DIRT rate, deducted at source, so the headline rate is not what you keep. That is fine for this pot, because safety and access matter far more than yield. A practical tip is to keep the fund in a separate account from your current account, so it is not quietly spent on a good month.
Should I clear debt before building the fund?
Build a small starter buffer first, around one month of essentials, so a surprise bill does not push you straight back onto a credit card. After that, attack expensive debt such as a card or overdraft charging double-digit interest, because no savings account beats that rate. Once the dear debt is gone, return to filling the fund to your full target.
Does a mortgage protection or income protection policy replace this?
No. Those policies pay out for specific events such as death or long-term illness, and income protection usually has a deferred period of several weeks or months before it pays anything. The emergency fund is what carries you through that waiting period and through the everyday shocks that insurance does not cover, like a sudden job loss or a broken boiler.