The Event Success Calculator
Know before you book.
Forecast sales, calculate true break-even, test different outcomes and turn your event budget into practical daily sales targets.
One calculator. A complete commercial view.
✓ Break-even revenue, orders and units
✓ Net profit, ROI and return per £1 invested
✓ Conservative, expected and best-case forecasts
✓ Event score, stock plan and staff targets
Build your forecast
Use your best available information. You can update every figure later.
1. Event details
Basic operating assumptions2. VAT treatment
UK VAT-aware calculationsIs the exhibiting business VAT registered?Switch on to remove output VAT from sales and reclaim VAT on eligible costs.
%
3. Product and sales
Use consistent gross or net selling figures£
£
£
units
%
%
%
£
Optional future gross profit per new customer
4. Fixed event costs
Costs paid regardless of sales£
£
£
£
£
£
£
£
5. Staffing and sampling
Labour and variable activation costs£
£
£
£
6. Event suitability score
Score each area from 0–10Criteria
Weight
Score
Visitor quality
20%
Expected footfall
20%
Product–audience match
15%
Profitability potential
15%
Event reputation
10%
Repeat attendance
10%
Competition
5%
Logistics
5%
Forecasts are only as reliable as the assumptions entered. Use conservative figures when historical sales or organiser data is limited.
Ready to make it profitable?
Let's turn your forecast into real sales.
Hello Consumer runs performance-based sales teams at consumer events across the UK. If the numbers work, we'll hit them with you — and if your event isn't profitable, it isn't for us.
Or email info@helloconsumer.co.uk · Call +44 20 3411 1663
Would you like help turning these figures into an event plan?
Send us your results and tell us about the event. We can help you review the sales opportunity, staffing requirements and likely operating costs.
Discuss My Results