01Revenue per monthPrice × treatments per week × treatment weeks per year, divided by 12.
02Contribution marginRevenue minus consumables and staff time for each treatment.
03Treatments that cover the deviceThe device's monthly cost divided by the contribution margin per treatment, rounded up.
04Cumulative resultThe contribution margin minus the device's monthly cost, added up month by month.
05What is not shown herePremises, marketing, tax and start-up time. We go through these in the real calculation.
06Courses give stabilityMany treatments are sold as courses, so the same client comes back several times.