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The owner briefing: seven KPIs that actually move the P&L

Attendance tells you volume. Revenue tells you health. These seven numbers tell you what to do next Monday.

Rachel Imrie

Head of design partnerships, Prism

17 March 20269 min

Most gym-management software dashboards are KPI graveyards. Twenty-four tiles, all the same size, all updated hourly, none of them actionable. If you ask the operator which three they look at first, they shrug.

Prism's owner briefing is built around seven. Not because seven is a magic number — because that's how many an operator can actually hold in their head on a Monday morning and make decisions from. Here they are, and why each one earns its slot.

1. Rolling 12-month retention, by signup cohort

The single strongest leading indicator. Cohort-based retention tells you whether the product is getting better or worse over time, independent of headline numbers. The second you see a drift in the month-11 curve for recent cohorts, you know your onboarding has changed — and you have six weeks to react.

2. Net MRR movement (new - churn - downgrade)

Headline revenue lies. Net MRR movement doesn't. If new is £12k, churn is £8k, and downgrade is £3k, you're barely above water — and that's the number your board needs.

3. Average tenure at churn

Churn is a symptom, not a cause. Average tenure at churn tells you where in the member journey the problem is. Under 3 months: your onboarding is broken. 6–12: your programming is thin. 12+: your pricing is drifting or your community is.

4. Direct-debit failure rate (7-day rolling)

The only financial operational KPI that matters in the UK. A DD failure rate over 3% is an early signal of a credit environment tightening, a freeze-policy change reverberating, or a data hygiene issue. Track it weekly.

5. Check-ins per active member per week

The truest measure of product fit. When this number drops, cancellation follows 6–8 weeks later in 80%+ of cases. It is the single most predictive operational signal we have and it's trivial to track.

6. Lead-to-trial conversion rate, by source

Acquisition health. Referral lanes should sit at 40%+; paid social, 8–12%; local partnership, 25–35%. When any of these drops, the machine is leaking upstream of sales.

7. Payroll as % of revenue

The single metric most operators don't track until it's too late. Over 45% and you're squeezed; over 50% and you're operating at a loss on bad months. Track it monthly, act on it quarterly.

The trick isn't the list — it's that they come pre-ranked

Any operator could list these seven in a spreadsheet. What changes the decision quality is having them ranked, delivered every Monday morning, and cross-referenced against last week's numbers. That's what the owner briefing does. The ranking is what makes it readable; the cross-reference is what makes it actionable.

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