What First-Attempt Delivery Rate measures
This worksheet calculates first-attempt delivery rate from Deliveries completed on first attempt, Completed deliveries. The shown figure is first-attempt delivery rate, based only on Deliveries completed on first attempt, Completed deliveries.
First-Attempt Delivery Rate should keep depot, service, route cohort, unit basis, and operating period aligned throughout the form. Mixing boundaries in First-Attempt Delivery Rate can yield correct first attempt delivery rate arithmetic with no dependable delivery meaning.
What the arithmetic does not hold constant — First-Attempt Delivery Rate
The denominator policy for unresolved attempts, access failures, refusals, and address errors materially affects the rate. Locate the source condition most capable of skewing this first attempt delivery rate First-Attempt Delivery Rate figure wrong rather than simply less precise.
Recalculate First-Attempt Delivery Rate when order mix, volume, territory, routing method, driver availability, vehicle class, service promise, road condition, pickup status, cost boundary, or measurement window changes enough to affect the comparison. Do not reuse first-attempt delivery rate from an earlier first attempt delivery rate run in a new operating period without the original assumptions.
The First-Attempt Delivery Rate method
The page applies First-attempt completions ÷ completed deliveries × 100 locally. First-Attempt Delivery Rate does not infer route status, legal availability, vehicle suitability, driver compliance, or customer acceptance beyond the entered fields.
Maintain intermediate precision and round first-attempt delivery rate at a resolution consistent with the first attempt delivery rate source data.
Tracing the inputs behind First-Attempt Delivery Rate
First-Attempt Delivery Rate requires numerator and denominator to describe the same eligible route, stop, driver, vehicle, package, or delivery population. Inspect both First-Attempt Delivery Rate entries before interpreting a rate change. Applied to First-Attempt Delivery Rate, this determines what first-attempt delivery rate can support.
Repeat First-attempt completions ÷ completed deliveries × 100 from saved entries. During a First-Attempt Delivery Rate check, alter a single first attempt delivery rate field and verify the first attempt delivery rate response before acting.
Test a First-Attempt Delivery Rate boundary such as one route or stop, an exact vehicle limit, zero activity, or a numerator equal to its denominator where relevant. A First-Attempt Delivery Rate boundary check is useful because it exposes rounding and denominator mistakes.
Preparing the source records — First-Attempt Delivery Rate
Trace Deliveries completed on first attempt and Completed deliveries to a dispatch plan, route manifest, telematics export, driver timecard, vehicle specification, delivery audit, or approved scenario. Preserve units and the extraction cutoff.
Within First-Attempt Delivery Rate, distinguish zero from missing and measured performance from planned capacity. The First-Attempt Delivery Rate source review should decide whether failed attempts, depot time, breaks, deadhead travel, fueling or charging, maintenance, and open routes belong in each field.
Evidence to retain with the output
A reproducible First-Attempt Delivery Rate file identifies depot, territory, route or delivery cohort, vehicle class, units, dates, source records, exclusions, calculation method, and rounding. Identify every estimate or manual adjustment.
Save a new dated First-Attempt Delivery Rate record whenever its inputs change. The dated First-Attempt Delivery Rate history supports route planning, service investigation, fleet analysis, and reconciliation.
Reconcile the number with operating evidence — First-Attempt Delivery Rate
For First-Attempt Delivery Rate, write Deliveries completed on first attempt and Completed deliveries with their complete units before substituting numbers. Reconcile those units through First-attempt completions ÷ completed deliveries × 100 and verify that the uncancelled unit describes the intended first attempt delivery rate result.
Reconstruct the First-Attempt Delivery Rate answer from a second source where possible: a route trace, driver timecard, vehicle specification, delivery scan, dispatch log, customer record, or hand method. Explain any First-Attempt Delivery Rate difference through cutoff, coverage, conversion, or rounding.
Within First-Attempt Delivery Rate, classify each first attempt delivery rate input as a snapshot or a flow over time, a design entry, or a forecast. Combining those concepts without adjustment can create a misleading first-attempt delivery rate figure.
Before approving first-attempt delivery rate, attach one representative route trace, stop record, driver interval, vehicle record, or delivery transaction showing how the source values were formed. One attached First-Attempt Delivery Rate example provides a direct path from the answer to its source evidence.
Checking the method against a completed run — First-Attempt Delivery Rate
The starting values describe a complete First-Attempt Delivery Rate case. Predict whether first-attempt delivery rate move upward or downward after one first attempt delivery rate field changes, inspection that prediction with the recalculation.
Create a reasonable range for the least certain First-Attempt Delivery Rate assumption with supported lower and upper entries. Report both bounds when uncertainty in First-Attempt Delivery Rate could alter dispatch or fleet action.
Reading first-attempt delivery rate
Interpret first-attempt delivery rate beside route geography, stop profile, service promise, driver method, vehicle class, traffic, weather, and delivery mix. The First-Attempt Delivery Rate measure does not establish cause by itself.
Contrast like First-Attempt Delivery Rate cohorts and operating periods. Seasonality, territory edits, traffic, fleet availability, and revised definitions can move First-Attempt Delivery Rate without proving a lasting process change.
Where this calculation stops — First-Attempt Delivery Rate
First-Attempt Delivery Rate uses the displayed first attempt delivery rate arithmetic but does not approve a route plan, certify driver compliance, establish vehicle limits, determine road legality, or set customer delivery policy. When First-Attempt Delivery Rate meets a more specific contract, vehicle specification, or service rule, follow that requirement.
Review consequential first-attempt delivery rate against current source files and applicable operating requirements before action.
The First-Attempt Delivery Rate review can be extended with the Failed Delivery Cost Calculator.
Using the output in a fleet or delivery decision — First-Attempt Delivery Rate
Name the First-Attempt Delivery Rate planning choice first: release routes, rebalance stops, assign drivers, add vehicles, revise a cutoff, investigate failures, or schedule pickups. Then set a first attempt delivery rate benchmark or tolerance for first-attempt delivery rate.
The First-Attempt Delivery Rate review should note material differences between the calculated First-Attempt Delivery Rate case and its benchmark. Avoid comparing unlike territories, route types, vehicle classes, service promises, or delivery populations solely by first-attempt delivery rate.
A record another planner can repeat — First-Attempt Delivery Rate
In the route record, label the answer first-attempt delivery rate and attach First-attempt completions ÷ completed deliveries × 100 with the entered entries and units. A cropped First-Attempt Delivery Rate result without its entered basis is incomplete.
The handoff for First-Attempt Delivery Rate should state the question, cutoff, exclusions, uncertainty, and intended action so the reviewer can separate arithmetic from operating judgment.
Questions about First-Attempt Delivery Rate
What does First-Attempt Delivery Rate not approve?
No. First-Attempt Delivery Rate performs transparent arithmetic; approved specifications, road or service rules, labor methods, and customer policies govern action.
When should First-Attempt Delivery Rate be recalculated?
Recalculate First-Attempt Delivery Rate following a substantive change to first attempt delivery rate, including volume, stop mix, routing method, drivers, vehicles, traffic, service, pickup status, cost, or source period.
What does First-Attempt Delivery Rate report?
First-Attempt Delivery Rate reports first-attempt delivery rate under the scope, units, cutoff, and delivery definitions entered here.
How can I validate first-attempt delivery rate?
Repeat First-attempt completions ÷ completed deliveries × 100 from saved First-Attempt Delivery Rate values and test one input change with a predictable direction.
Why can First-Attempt Delivery Rate differ from another system?
A second First-Attempt Delivery Rate result may differ because delivery status, cutoff, units, routing rules, labor scope, sampling, cost boundary, or rounding can change first-attempt delivery rate.