GTM debug

How to Analyse Fuel Card Data for Better Fleet Decisions
Clock
Reading time:5
Calendar
17.6.2025

How to Analyse Fuel Card Data for Better Fleet Decisions

Talk about throwing fuel on the fire—fleet managers who ignore their fuel card data are literally burning money! In the cutthroat transport industry, every drop of diesel counts, and the real goldmine for optimising your operations lies in those fuel card transactions you might be overlooking.

Introduction: Why Fuel Card Data Matters for Fleet Decisions

This isn't just boring paperwork; it's the roadmap to serious cost savings. Your fuel data tracks exactly how, when and where your trucks guzzle diesel, transforming your management style from gut-feeling guesses to data-driven decisions. By digging into this information properly, you'll spot wasteful patterns, identify opportunities, and make smarter choices about everything from routes to maintenance schedules.

Let's face it—with fuel eating up such a massive chunk of your operating costs, making informed, data-driven decisions isn't optional anymore. The transport companies crushing their competition are the ones who've mastered this analysis. The rest? They're just watching their profits vanish at the pump.

Key Metrics to Track for Informed Fleet Decisions

Before diving into the analytical deep end, you need to know which metrics actually matter when analysing your fuel card data. These aren't just random numbers—they're the keys to unlocking major improvements in how your fleet runs.

Fuel efficiency is the big one. But we are not just talking about litres per 100km for your whole fleet - that's way too basic. You need to compare efficiency across your trucks to spot the patterns that matter. Is truck 37 suddenly drinking diesel like it's going out of style? Is Mirek somehow getting 15% better mileage than everyone else on the Warsaw route? These comparisons need to happen across vehicles, drivers, and against each truck's own history. When a vehicle starts using more fuel than it used to, that's often your first warning sign of mechanical issues brewing.

Spending trends are your next goldmine. Don't just look at the monthly totals - dig deeper into spending by vehicle, driver, route, and timing. You might discover your weekend fill-ups are consistently costing you more, or that certain drivers have a mysterious attraction to the most expensive stations in the area. One company we worked with found three drivers always buying premium diesel at fancy motorway stations when cheaper alternatives were literally minutes away. Quick policy change, instant savings.

Fuel purchase patterns round out your essential metrics. Are your drivers topping up with small amounts 5-6 times a week instead of filling properly? That's screaming poor route planning. The geographic data from your fuel cards shows exactly where each transaction happened—perfect for spotting drivers who're veering off-route "just" to refuel, burning both time and fuel.

Look at purchase timing too—are your trucks filling up during rush hours when they could be driving, then sitting idle during cheaper off-peak times? These patterns, once spotted, lead to simple fixes that add up to serious money. And don't overlook the negotiating power that comes from knowing exactly which stations your fleet uses most frequently. We've seen companies leverage this data to secure better rates at their drivers' favourite stops.

Using Fuel Data to Optimise Fleet Operations

So you've got all this juicy fuel data - now what? This is where things get interesting. It's time to turn those numbers into real-world improvements for your transport operation.

Let's talk about driver behaviour first. Your fuel cards act as performance indicators—they'll expose fuel-wasting habits your drivers think nobody notices. Got a truck burning diesel but barely moving? That's excessive idling right there. Seeing weird consumption spikes during certain journey legs? Someone's probably got a lead foot. Even drivers running in the wrong RPM range leave distinctive patterns in your fuel data.

Route optimisation is your next goldmine. Your fuel data will expose which highways are secretly eating your profits. Maybe it's that "shortcut" through the mountains that actually burns 22% more fuel because of the elevation changes. Or perhaps it's that urban delivery route with 17 stops in a congested area. Whatever it is, now you've got hard evidence to justify changing it up. And don't just track where your drivers fill up - use your data to tell them where they should fill up. Prices vary wildly, especially across borders. 

As for maintenance, your fuel cards are often the first warning system you'll get. A truck gradually drinking more diesel over weeks? That's engine trouble brewing before any dashboard light comes on. Sudden consumption spike? Something's definitely wrong. Smart fleet managers link their fuel data directly to maintenance scheduling, catching problems before they become roadside breakdowns.

This isn't just about engines either. Tyre pressure, aerodynamics, and transmission issues all show up in your fuel data if you know what to look for. Ditch those arbitrary service schedules and let your actual usage patterns dictate when each truck needs attention.

Leveraging the Eurowag App for Real-Time Data Analysis

In today's fast-paced transport industry, waiting for end-of-month reports is no longer viable. Fleet managers need instant insights to make timely decisions.

Enter the Eurowag App - your pocket-sized fuel efficiency expert. With 44,000 transport pros already using it, this isn't just another flashy app that promises the world but delivers headaches. It puts real-time fuel analysis right in your hands, letting you catch and fix issues before they drain your profits.

The app's genius is how it makes complex data actually usable. Want to see which of your drivers is burning too much fuel on the Prague route? Two taps. Need to spot which truck is suddenly guzzling diesel like it's water? Done. The Eurowag App turns your fuel data into instant action items.

But here's where it gets truly brilliant - it combines fuel tracking with route planning across 15,000 European stations with live pricing. Supporting 17 languages, it ensures your entire international team can leverage these insights, directing drivers to the cheapest diesel along their route, not just wherever they happen to be when the gauge hits E.

Download our latest e-books

Cover of guide titled Safe truck parking in Europe with person in yellow vest and blue cap smiling.
Safe truck parking in Europe. A Practical Guide for Transport Professionals.
Eurowag cover on tablet with trucks on highway and text about money in transport business.
Money lies on the route - How not to miss it when running a transport company?
Man with folded arms stands in front of a truck on a driver behavior coach ebook cover.
Driver behavior coach - Turn everyday driving into a saving machine
/* Structured Data Unified Script v1.3.1 Status: Draft unified baseline (extends v1.2) Source of Truth: Structured Data Source of Truth v1 documents Scope: Article CMS pages, ServicePage, CollectionPage, HomePage, AboutPage, ContactPage, WebPage, ProfilePage, Webinar/Event pages, eBook/Book pages Purpose: - Replace separate page scripts with one resolver-driven script. - Keep locked single-page scripts as references only. - Use one shared helper/builder base to avoid drift. Supported graph assemblies: - Article CMS page: WebSite + Organization Basic + WebPage + Article + optional Person Author + optional BreadcrumbList + optional FAQPage - ServicePage resolver: WebSite + Organization Basic + WebPage + Service + optional BreadcrumbList + optional FAQPage - CollectionPage resolver: WebSite + Organization Basic + CollectionPage + ItemList + optional BreadcrumbList + optional FAQPage - HomePage resolver: WebSite + Organization Full + WebPage (mainEntity -> Organization) + optional FAQPage [no BreadcrumbList by convention] - AboutPage resolver: WebSite + Organization Full + AboutPage (mainEntity -> Organization) + optional BreadcrumbList + optional FAQPage - ContactPage resolver: WebSite + Organization Full + ContactPage (mainEntity -> Organization) + optional BreadcrumbList + optional FAQPage - WebPage resolver: WebSite + Organization Basic + WebPage (no main entity) + optional BreadcrumbList + optional FAQPage - ProfilePage resolver: WebSite + Organization Basic + ProfilePage (mainEntity -> Person) + Person + optional BreadcrumbList + optional FAQPage - Webinar/Event page (detected by sd-webinar-data): WebSite + Organization Basic + WebPage (mainEntity -> Event) + Event + optional BreadcrumbList + optional FAQPage - eBook/Book page (detected by sd-ebook-data): WebSite + Organization Basic + WebPage (mainEntity -> Book) + Book + optional BreadcrumbList + optional FAQPage Detection model: - Fixed-type entity pages are detected by the presence of their CMS data block, like Article: sd-article-data -> Article, sd-webinar-data -> Event, sd-ebook-data -> Book. - ProfilePage uses the data-sd-page-type resolver, because sd-person-data also appears on article pages (as author) and cannot disambiguate a profile page on its own. Changelog: - v1.1 - Added HomePage, AboutPage, ContactPage resolver assemblies. - Added Organization Full builder (foundingDate, founder, telephone, email). - Added optional global Organization contact/founding fields + light validation (email format, telephone placeholder). - v1.2 - Added explicit WebPage resolver -> Static WebPage Graph (WebSite + Organization Basic + WebPage, no main entity). - Added gated soft fallback: when no resolver is present, default to the WebPage graph ONLY when page identity validates and page_title exists; otherwise emit nothing. - Soft fallback always logs a warning when it fires (resilience feature, not silent). - Explicit WebPage and the fallback share one assembler (assembleWebPageGraph). - v1.3 - Added ProfilePage resolver (ProfilePage + Person, Person uses profile page-context url). - Added Webinar/Event support (Event entity + WebPage, detected by sd-webinar-data block). - Added eBook/Book support (Book entity + WebPage, detected by sd-ebook-data block). - Event Offer output only when offer_url present; Event location is VirtualLocation(event_url). - Book inLanguage uses entity-specific book_language, not global page_language. - Entity IDs (person/event/book) validated as absolute HTTPS (no fixed fragment suffix per ID conventions). - v1.3.1 - Removed isPartOf from the Event node. Event descends from Thing (not CreativeWork), so isPartOf is not a valid Event property (flagged by validator.schema.org). - Note: the source-of-truth Event template (#16) and Implementation Notes section 13 list isPartOf for Event in error and should be corrected to match schema.org. */