How to Calculate Your True Cost Per Mile (And Why Most Truckers Get It Wrong)
Haullytics Team
Built by truckers, for truckers
The Cost Per Mile Myth
Ask most truckers their cost per mile and they'll divide their fuel cost by miles driven. That number is meaningless.
Your true cost per mile includes everything it costs to keep that truck on the road: fuel, insurance, truck payment, maintenance, tires, permits, tolls, driver pay, and overhead. When you know your real number, you can instantly evaluate whether a load is profitable — before you commit.
The difference between a trucker who knows their CPM and one who doesn't? The first one makes money. The second one stays busy.
The Complete CPM Formula
Fixed Costs (monthly): - Truck payment: $1,500-$2,500/month - Insurance: $800-$1,500/month - Permits & licenses: $100-$200/month - Parking/yard: $200-$500/month - Software & tools: $30-$150/month
Variable Costs (per mile): - Fuel: $0.50-$0.80/mile (at $3.50-$4.50/gal, 6-7 MPG) - Maintenance: $0.10-$0.15/mile - Tires: $0.03-$0.05/mile - Tolls: varies by route
The Formula: Total Monthly Fixed Costs ÷ Monthly Miles + Variable Cost Per Mile = True CPM
Example: $4,000 fixed costs ÷ 10,000 miles + $0.70 variable = $1.10/mile CPM
That means any load paying less than $1.10/mile is costing you money. And that's before driver pay.
How to Use CPM to Evaluate Loads
Once you know your CPM, evaluating loads becomes simple math:
Load rate: $2,800 for 1,200 miles = $2.33/mile Your CPM: $1.10/mile Gross profit: $2.33 - $1.10 = $1.23/mile × 1,200 = $1,476
But wait — what about deadhead? If you have to drive 200 empty miles to pick up that load:
Total miles: 1,400 (1,200 loaded + 200 deadhead) Effective rate: $2,800 ÷ 1,400 = $2.00/mile Profit after CPM: $2.00 - $1.10 = $0.90/mile × 1,400 = $1,260
That 200-mile deadhead just cost you $216 in profit. This is why knowing your numbers matters.
Let Haullytics Calculate It For You
Haullytics tracks all your costs automatically and calculates your real-time CPM:
Automatic expense categorization — Every expense you enter is categorized into fixed or variable costs.
Load Decision Engine — Before you book a load, enter the details and Haullytics shows your projected profit after all costs including deadhead.
Weekly cost analysis — See how your CPM changes week over week and identify trends.
Per-truck CPM — If you have multiple trucks, see which ones are profitable and which are dragging you down.
Stop guessing. Start knowing.