Cutting Logistics Provider Costs in Building Products

3 days ago
10 min read

How a building products business reduced its logistics cost base through four connected levers — freight utilisation improvement, structured freight tendering, route optimisation, and invoice accuracy reconciliation — and the trade-offs that come with each.

Why Logistics Costs Are Particularly Hard to Control in Building Products

Building products freight behaves differently to most general merchandise. Products are frequently bulky, heavy, and low-density relative to their volume — timber, sheet goods, plasterboard, roofing materials, and bagged or palletised cement all consume truck cube or weight capacity disproportionately to their value. Deliveries are often site-based rather than to a fixed retail location, with access constraints, delivery time windows tied to construction schedules, and manual unloading requirements that standard freight networks aren't always optimised for. Demand is also project-driven and lumpy rather than steady, making both freight volume forecasting and carrier capacity planning harder than in categories with more predictable, repeat-purchase demand patterns.

The result is that logistics cost in this industry rarely comes down to a single lever. A program that reduced meaningful cost out of the freight base did so by working four levers together — utilisation, tendering, routing, and invoice accuracy — rather than treating any one of them as a standalone project.

Lever 1: Freight Utilisation Improvement

Why utilisation is usually the biggest opportunity

Most freight cost is paid for capacity, not distance — a truck running at 60% cube utilisation costs close to the same as one running at 90%, but carries far less value per trip. For building products specifically, utilisation losses commonly come from a combination of low-density product mix, inconsistent palletisation standards, and orders being shipped as soon as they're ready rather than consolidated with other orders on the same route.

Core utilisation improvement actions

Load consolidation — combining multiple smaller orders travelling to the same region or route into a single, fuller load rather than dispatching partial loads as they become ready.

Packaging and palletisation standardisation — redesigning how products are palletised or packed to increase cube utilisation per pallet position, which compounds across every load on that lane.

Backhaul utilisation — using the return leg of a delivery vehicle (which would otherwise run empty) to carry inbound raw materials, returns, or freight for another part of the network, converting an empty-running cost into productive capacity.

Weight vs. volume optimisation — for genuinely heavy but low-volume products, ensuring loads are built to the vehicle's weight limit rather than leaving cube capacity unused (and vice versa for bulky, lightweight products), since building products frequently mix both freight characteristics across a single network.

The trade-off: utilisation vs. speed

The central trade-off in utilisation improvement is that consolidating loads to improve fill rates almost always means waiting slightly longer before a load is fully built and dispatched, which can extend delivery lead times. Businesses need an explicit policy on how long an order can be held for consolidation before it must ship regardless of fill rate, since maximising utilisation with no ceiling on wait time will erode customer service levels.

Lever 2: Structured Freight Tendering

The typical tendering process

A structured freight tender follows a broadly consistent process regardless of industry, though building products' lane and volume characteristics shape how it's executed:

Freight spend and lane baseline — building an accurate picture of current spend, volumes, and lane-level detail (origin, destination, frequency, load characteristics) as the fact base for the tender, since tendering without accurate baseline data typically leads to unreliable carrier bids.
Network and lane segmentation — grouping lanes by characteristics (regional vs. long-haul, high-frequency vs. sporadic, standard vs. oversized/heavy loads) so the tender can be structured around lane groups suited to different carrier types.
RFQ design and carrier selection — issuing a request for quote to a shortlist of carriers capable of servicing the specific freight characteristics involved (weight limits, oversized load handling, site delivery capability), rather than a generic freight RFQ.
Bid evaluation and scenario modelling — comparing carrier bids not just on headline rate, but on total network cost, since award decisions concentrated on too few carriers can undermine the utilisation and backhaul opportunities described above.
Contract negotiation and award — finalising rate cards, fuel surcharge mechanisms, accessorial charge definitions, and service level agreements, since ambiguity at this stage is a leading cause of invoice disputes later.
Transition and carrier onboarding — a structured handover period with clear service level monitoring, since immediate full-volume cutover to a new carrier network typically increases short-term service risk.

The trade-off: carrier concentration vs. network resilience

Consolidating freight volume with fewer carriers typically improves rate leverage and utilisation opportunities (since a carrier with more of your network can better plan consolidated and backhaul capacity). But over-concentrating volume with one or two carriers increases exposure if that carrier faces a service failure, capacity constraint, or commercial dispute. Most mature tendering strategies deliberately retain a secondary carrier on key lanes, even at a marginally higher blended rate, specifically to preserve this resilience.

The trade-off: tender frequency vs. price stability

Retendering frequently can capture market rate movements, but it also increases administrative overhead and can discourage carriers from investing in dedicated capacity or service improvements for a relationship they expect to be short-lived. A common approach is a core multi-year contract with defined rate review mechanisms, rather than full annual retendering of the entire network.

Lever 3: Route Optimisation

What route optimisation typically covers

Route planning and sequencing — using route optimisation software or logic to sequence multi-drop deliveries efficiently, reducing total distance travelled and vehicle-hours per delivery.

Delivery window management — coordinating delivery time windows with site or customer availability, since a missed or redelivered drop in building products (often requiring machinery or manual unloading) is disproportionately costly compared to failed deliveries in other industries.

Dynamic re-routing — adjusting routes in response to real-time constraints (site access issues, traffic, load changes) rather than running to a fixed static plan regardless of conditions.

Depot and cross-dock network alignment — ensuring routing decisions are made in the context of where stock is actually held, since route optimisation in isolation from network/inventory decisions can only capture part of the available opportunity.

The trade-off: route efficiency vs. customer delivery flexibility

The most efficient route from a cost perspective is rarely the most convenient for every individual customer or site — tightly optimised multi-drop routes require customers to accept a defined delivery window rather than an "anytime" promise. Businesses need to decide, often by customer segment or order size, how much delivery flexibility to preserve at a cost premium versus standardising windows for efficiency.

Lever 4: Invoice Accuracy and Reconciliation

Why this is a distinct, often-overlooked lever

Freight invoice errors are extremely common in building products logistics because of the volume of accessorial charges involved — additional charges for oversized items, manual handling, site delivery surcharges, waiting time, and fuel surcharges that fluctuate independently of base rates. Even a well-negotiated tender can leak significant value back out through billing errors if invoices aren't systematically reconciled against the contracted rate card and actual service delivered.

Core invoice reconciliation activities

Freight audit against contracted rates — systematically checking that invoiced rates match the tendered and contracted rate card for that lane and load type, rather than assuming carrier billing is accurate by default.

Accessorial charge validation — verifying that surcharges for oversized loads, additional handling, or waiting time are both correctly calculated and genuinely incurred, since these charges are a common source of billing disputes.

Fuel surcharge mechanism checks — confirming fuel surcharges are calculated using the contracted formula and current published index, rather than a carrier-applied default that may not reflect the negotiated terms.

Proof-of-delivery and service level reconciliation — cross-checking that invoiced service levels (e.g. express or priority charges) match what was actually delivered, and that penalty clauses for missed service levels are applied where earned.

The trade-off: audit thoroughness vs. administrative cost

Auditing every single invoice line in complete detail can itself become a significant administrative cost, especially across a high volume of shipments with many accessorial charge types. Most mature logistics functions apply a risk-based approach — full detailed audit for high-value or high-complexity invoices, and statistical/sample-based audit for high-volume, low-value, standard shipments — rather than treating every invoice with equal scrutiny.

Bringing the Four Levers Together: Governance and Cross-Functional Roles

Logistics/transport team — owns day-to-day route planning, carrier performance management, and utilisation improvement initiatives.

Procurement — leads the freight tendering process, carrier negotiation, and contract management, working closely with logistics on lane segmentation and carrier capability requirements.

Finance — owns invoice audit and reconciliation processes, and validates that tendered savings are actually being realised in the P&L rather than assumed from the contract rate card alone.

Sales and customer service — represents the customer delivery experience in trade-off discussions, since route optimisation and consolidation decisions directly affect delivery windows and service commitments made to customers.

IT/systems — supports the transport management system (TMS) and route optimisation tooling integration needed to execute utilisation and routing improvements at scale, and to automate invoice reconciliation against contracted rates.

A regular cross-functional review (commonly monthly) tracking freight cost per unit shipped, utilisation rates, tender savings realisation, and invoice discrepancy recovery keeps these four levers connected rather than each function optimising its own piece in isolation.

Core KPIs for a Logistics Cost Reduction Program

Freight cost as a percentage of net sales — the headline metric most businesses ultimately report progress against.

Cube and weight utilisation rate — the proportion of available truck capacity actually used, tracked by lane and load type.

On-time-in-full (OTIF) delivery rate — ensures cost reduction initiatives aren't quietly degrading service level, which would show up later as customer attrition or expedited freight costs.

Tender savings realisation rate — comparing actual invoiced freight cost against the rate card negotiated in the tender, since a gap between the two typically signals invoice accuracy issues rather than a failed tender.

Invoice discrepancy and recovery rate — the proportion of invoices found to contain billing errors, and the value successfully recovered or corrected, a direct measure of how much value the invoice reconciliation lever is protecting.

Empty running / backhaul utilisation rate — the proportion of return legs carrying productive freight rather than running empty, a strong indicator of network-level utilisation maturity.

Common Roadblocks and Challenges

Data quality gaps. Freight tendering and utilisation analysis are only as good as the underlying shipment and lane data; many businesses discover during the diagnostic phase that their transport data isn't granular or accurate enough to segment lanes properly, requiring a data clean-up step before tendering can proceed with confidence.

Sales and customer commitments outpacing logistics capability. Customer-facing teams sometimes commit to delivery windows or service levels without visibility into the cost or feasibility implications for the transport network, creating friction when logistics tries to standardise routes or windows for efficiency.

Carrier resistance to rate card transparency. Some carriers are reluctant to itemise accessorial charges clearly or provide the invoice-level detail needed for proper reconciliation; building this requirement explicitly into tender contracts avoids a prolonged renegotiation later.

Underinvestment in systems relative to ambition. Route optimisation and invoice audit at scale are difficult to sustain manually; businesses that pursue an ambitious cost reduction target without corresponding investment in TMS or freight audit tooling often see initial gains erode once the improvement program's active attention moves elsewhere.

Treating the four levers as separate projects. Utilisation, tendering, routing, and invoice accuracy interact — a tender that ignores real utilisation opportunities will price freight based on inflated volume assumptions, and route optimisation done independently of tender lane design can miss backhaul opportunities entirely. Programs that run these as a single coordinated initiative, rather than parallel independent workstreams, tend to capture materially more value.

A Realistic Program Timeline

Diagnostic and baseline — typically 4–6 weeks. Freight spend analysis, lane and utilisation data review, invoice audit sample to size the accuracy opportunity.

Freight tender design and execution — typically 8–12 weeks. RFQ design, carrier bidding, evaluation, and contract negotiation.

Route and utilisation optimisation rollout — typically 3–6 months. Consolidation policy implementation, route planning tool deployment or reconfiguration, backhaul program design.

Invoice reconciliation process embedding — typically 2–3 months, often overlapping tender execution. Freight audit process design, systems integration, and recovery of historical overcharges where identified.

Meaningful savings from tendering and utilisation improvements are typically visible within the first two quarters, while invoice accuracy gains often begin recovering value from month one, since historical overcharge patterns can usually be identified and addressed even before the broader program is fully implemented.

Frequently Asked Questions

What is the biggest lever for reducing freight costs in building products logistics? Freight utilisation improvement is typically the single largest opportunity, since most freight cost is paid for available capacity rather than distance — improving cube and weight utilisation through load consolidation, packaging standardisation, and backhaul use captures value without needing to change carriers or routes at all.

How does a freight tender process typically work? A structured freight tender starts with an accurate spend and lane baseline, segments lanes by characteristics, issues a targeted RFQ to capable carriers, evaluates bids on total network cost rather than headline rate alone, and finalises contracts with clearly defined accessorial and fuel surcharge mechanisms to prevent later billing disputes.

Why are freight invoices often inaccurate? Freight invoices in building products logistics carry a high volume of accessorial charges — oversized load fees, manual handling, waiting time, and fluctuating fuel surcharges — that are prone to billing errors if not systematically reconciled against the contracted rate card and actual service delivered.

What's the trade-off between freight cost reduction and customer service levels? Route consolidation and load-building for efficiency generally require standardising delivery windows and accepting slightly longer lead times in exchange for lower cost per delivery; businesses need to decide by customer segment how much delivery flexibility to preserve at a cost premium.

Should a business use one carrier or multiple carriers for its freight network? Concentrating volume with fewer carriers typically improves rate leverage and utilisation planning, but relying on only one or two carriers increases risk if that carrier faces a service or capacity failure. Most mature freight strategies retain at least one secondary carrier on key lanes specifically for network resilience.

How much of freight invoice value is typically recoverable through audit? The recoverable amount varies by business, but freight audit programs commonly identify and correct meaningful billing discrepancies once invoices are systematically checked against contracted rate cards and accessorial charge terms, particularly in categories like building products where accessorial charges are frequent and complex.

The Takeaway

Meaningful, durable logistics cost reduction in building products rarely comes from a single initiative — it comes from treating freight utilisation, tendering, route optimisation, and invoice accuracy as four connected levers, coordinated through the same cross-functional governance rather than run as separate projects. The trade-offs are real — cost efficiency generally comes at the expense of some delivery flexibility or carrier concentration risk — but businesses that make those trade-offs deliberately, with the right cross-functional voices in the room, capture meaningfully more value than those optimising each lever in isolation.

This article reflects patterns observed across building products distribution and manufacturing logistics networks. If you'd like a candid assessment of your organisation's freight cost reduction opportunity, book a free diagnostic to identify your specific gaps and next steps.