The items that make up the budget
A wedding budget breaks down in much the same way every time. The venue and catering weigh heaviest, often around half the total between them. Then come outfits, photography and video, music or a DJ, decoration and flowers, then invitations and stationery.
The guest count drives everything else. Most items scale with it: meals, drinks, furniture, sometimes the venue itself. Trimming the list by twenty people changes the budget far more effectively than economising on decoration, and it is the first lever to look at when the numbers do not work.
Finally, plan a 10% buffer. Last-minute spending is the rule rather than the exception at a wedding: a catering supplement, a logistics surprise, a guest added late. A buffer built in from the start avoids starting the month of the wedding overdrawn.
Saving as a couple, in practice
A wedding is almost always funded by two people whose incomes are rarely identical. The rule that holds up best over time is splitting the effort in proportion to each income rather than down the middle. Each of you makes the same relative effort, which stops one of you being squeezed.
Practically, a dedicated account makes things clearer. Each of you pays your share in on payday, and you follow progress on a single balance rather than reconciling two. It also makes it obvious, quickly, if the pace is slipping.
The real subject remains the initial conversation about the target. Agreeing on an amount, and on what you are willing to skip, beats discovering a disagreement six months before the date, when most suppliers are booked and deposits paid.
Setting the date around your savings
The usual reflex is to pick the date, then work out how to fund it. The reverse order is often more comfortable: start from what the two of you can set aside each month, and see when the budget is complete. The date that comes out is the one you can hold without borrowing.
There is a second benefit: the season strongly affects prices. Marrying outside the busiest months, or on a day other than Saturday, often brings venue and supplier costs down significantly. A few months' shift can therefore reduce the budget at the same time as it lengthens the saving period.
Watch the deposit schedule, though. Suppliers generally ask for a first payment at booking, often a year or more before the date. Your savings plan needs to cover those intermediate deadlines, not just the final total: that is the point most plans miss.