Transportation, Freight & Distribution worked example

Shipping Zone Cost at 72% zone shipment share: a worked example

Suppose zone shipment share falls to 72%. This page works the full calculation at that level so you can see exactly which result moves and by how much. Estimate parcel or LTL cost by shipping zone from shipment count, zone rate, zone share, and fixed surcharges.

The inputs for this scenario

  • Shipments in zone: 780 shipments (held at the documented default)
  • Average zone rate: 14.2 $ / shipment (held at the documented default)
  • Zone shipment share: 72 % (the input this scenario stresses; the baseline uses 100)
  • Zone surcharges: 950 $ (held at the documented default)

Working through the calculation

  • The calculation starts from the formula this tool documents: Variable shipping zone cost = shipments in zone × average zone rate × zone shipment share.
  • Total shipping zone cost works out to 8,925 $ at these inputs, and this is the headline figure for the scenario.
  • Zone cost per shipment works out to 11.44 $ / unit at these inputs.
  • Variable shipping zone cost works out to 7,975 $ at these inputs.
  • Fixed charges works out to 950 $ at these inputs.

How this compares with the baseline

  • Against the tool's baseline example, where zone shipment share sits at 100% and the headline result is 12,026 $, this scenario comes in 25.79% below the baseline at 8,925 $.
  • It computes total zone cost as shipments in the zone times the average zone rate times the zone shipment share, plus zone surcharges. When the numbers land here, the stressed input is the lever to work; the walkthrough above shows exactly how much each output recovers as it climbs back toward the baseline.

Results at a glance

  • Total shipping zone cost: 8,925 $ (headline result)
  • Zone cost per shipment: 11.44 $ / unit
  • Variable shipping zone cost: 7,975 $
  • Fixed charges: 950 $

Run it with your numbers

  • To rerun this with your own numbers, open the live Shipping Zone Cost calculator, set zone shipment share to your actual value, and adjust the remaining inputs to match your operation.

Last reviewed 2026-05-12.