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8 min read · Updated 14/09/2026

How Much Is My Trail Book Worth? (2026)

How Australian brokers estimate a trail book's value in 2026: annual trail multiples, run-off, clawback exposure and the records a buyer will check.

Written by Nicholas Clunes

Founder of MyLoanBook · Australian mortgage broker

The short answer

A common starting point is a multiple of the trail income a book produces in a year. Public Australian market commentary in 2026 commonly cites roughly 2.5× to 3× annual trail, with stronger or weaker books negotiated outside that range. On a deliberately wider 2.5× to 3.5× scenario, a book paying $6,000 a month in net trail, $72,000 a year, models between $180,000 and $252,000 before any buyer adjustments.

That is the headline. The rest of this guide is about the adjustments, because the difference between the bottom and the top of that range is a full year of trail, and most of what moves a book from one to the other is within the seller's control.

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Start with the trail you actually receive

The first mistake in a self-valuation is using the wrong number. Lenders quote trail as a gross rate, typically 0.15% to 0.20% of the outstanding balance per year. Your aggregator takes its share before the money reaches you. A buyer will receive trail under their own aggregator agreement, so they value the net figure, and they will find the net figure in your RCTI regardless of what you quote.

Take the last twelve months of commission statements and add up the trail lines actually paid to you, GST exclusive. Do not annualise a single good month. If your trail has been rising because of new settlements, a buyer will still use the twelve-month figure and may ask for the trend by month. If it has been falling, they will ask why.

A quick sanity check: net trail divided by the outstanding balance of the book should land somewhere between 0.11% and 0.18%. Outside that range, either the balance is wrong or the split is unusual.

What moves the multiple

Buyers move the multiple for five reasons, and they ask for evidence of each.

Run-off. The single largest factor. A book losing under 10% of its balance a year is worth more per dollar of trail than one losing 25%, because the buyer is paying for years of income that will not arrive if clients leave. Twelve months of statements show run-off directly: loans present last September and absent this September, with their balances.

Seasoning and clawback exposure. Loans settled in the last 24 months carry an upfront commission that the lender can still recover. A buyer either deducts the recoverable amount from the price or holds it back until each loan clears its window. A book where 30% of loans settled in the last two years has a real liability attached; a book where most loans are three to seven years old does not, and its trail is also more stable.

Lender concentration. Half the book with one lender is a risk the buyer prices: one policy change, one rate move, one system migration that drops trail. A spread across six or more lenders reads as safer.

Arrears. Loans in arrears typically pay no trail and signal clients under pressure. Buyers strip them from annualised trail and discount if the arrears rate is above the market's.

Data quality. A seller who can produce a reconciled schedule of every loan, its lender, settlement date, balance and last twelve months of trail, and whose numbers tie to the aggregator's statements, gets a faster sale and a higher price. A seller who hands over a folder of PDFs gets a discount for the buyer's uncertainty.

A worked valuation

Suppose the book earns $6,000 a month net, $72,000 a year. Balance is $48m across 190 loans and nine lenders. Run-off by balance over the last twelve months was 12%. Fourteen loans settled in the last 24 months, with $38,000 of upfront still inside a clawback window. Two loans are in arrears.

Annualised trail after removing the arrears loans: about $71,000. Run-off at 12% and a reasonable lender spread justify a multiple at or slightly above 3×, call it 3.1×. That gives $220,000. The buyer will then want the $38,000 clawback exposure handled: either a price reduction, or, more commonly, $38,000 held back and released as each loan passes its window. Realistic outcome: $180,000 at settlement, up to $220,000 over the following two years, less any clawbacks that actually occur.

$220,000

Illustrative 3.1× on $71,000 of net trail, before clawback holdback

If a buyer moved the illustrative multiple from 3.1× to 3.3× after reviewing a stronger run-off history, that difference would add about $14,000. It is a scenario, not a quoted market outcome.

What a buyer will ask for

Expect requests for twelve to forty-eight months of RCTIs, a loan-level schedule, your aggregator agreement, evidence of lender accreditations, the age profile of the book, run-off calculated by balance and by count, and the list of loans inside their clawback window with dates. Buyers financed by a specialist trail lender such as Broker Capital will also need the lender's own due diligence, which tends to be stricter on arrears and concentration.

The aggregator is a gating item. Trail is paid under your agreement, so the buyer must either be accredited with the same aggregator or the lenders must agree to re-paper the trail. Some do, some do not, and the ones that do not can leave part of the book unsaleable. Establish this before listing.

Raising the number before you sell

Everything above points the same way. Twelve months before a sale, start reviewing the book monthly against the commission file: contact clients with fixed rates expiring, reprice loans whose rates have drifted, call clients in arrears, and reconcile every statement so the data pack is ready. Run-off falls, arrears fall, and the valuation rises on both the trail and the multiple.

It is also the reason to value the book every year even if you never intend to sell. The multiple is a scorecard for retention, and it moves faster than most brokers expect. And if the reason for valuing the book is to raise capital rather than to sell it, a trail book loan works from the same numbers: lenders in that market, Broker Capital among them, advertise advances of around 1.5× annual trail and discount for run-off and clawback exposure exactly as a buyer would.

Frequently asked questions

Is a trail book valued on gross or net trail?

Net, after your aggregator split. That is what the buyer will receive, so gross figures get adjusted down in negotiation.

Do buyers pay the full price at settlement?

Often a portion upfront and the rest over 12 to 24 months, adjusted for run-off. Cleaner books with lower run-off command more cash upfront.

General information only — not credit advice. Figures are indicative estimates and may not reflect your circumstances. Consider seeking advice from a licensed professional before acting on this information.

Last reviewed 14/09/2026

Sources: Broker Capital: trail book acquisition and valuation fundamentals (accessed 14/09/2026), Broker Capital: buy or sell a trail book (accessed 14/09/2026)