Total miles traveled per month100.00
IRS cost per monthly mileage ($0.70/mi)$70.00
Hours traveling monthly to testing lab4.00 Hours
Value of your travel & wait time$260.00
Cost per test at remote lab$100.00
Total remote monthly testing cost$830.00
In-house test kit cost per test$9.00
Total monthly test kit cost$45.00
In-house testing time value (15 min labor)$81.25
Your net monthly operating savings$703.75
Hours saved per month2.75 Hours
Hours saved per year33.00 Hours
Time to pay off machine3.69 Months
Machine purchase cost-$2,800.00
Net profit after 1 year$5,645.00
Net profit after 3 years$22,535.00
Net profit after 5 years$39,425.00
Net profit = money saved by testing in-house instead of sending samples to a remote lab, minus the one-time machine investment. Diagnostic equipment typically operates for 3-5+ years, so savings continue to compound year after year.