Time-Decay Attribution

MTA model giving more credit to touchpoints closer in time to conversion. A working definition from the RGM marketing glossary.

Schematic — Time-Decay Attribution

MTA model giving more credit to touchpoints closer in time to conversion.

Term: Time-Decay Attribution
Field: Attribution
Category: Attribution

Definition in plain terms

Look at it this way.Time-Decay Attribution is a conversion-crediting method. Fix what it covers before the team debates tactics, and the rest of the conversation gets easier.

MTA model giving more credit to touchpoints closer in time to conversion.

Attribution assigns credit for outcomes to touchpoints along the customer journey. No attribution model is fully accurate — each has trade-offs between simplicity, accuracy, and bias toward certain channels.

Time-Decay Attribution belongs to Attribution and refers to a conversion-crediting method. A shared definition keeps the team aligned.

The mechanics

Read that twice.Time-Decay Attribution works one way for a lean team and another for a large one. The mechanics follow the context.

Time-Decay Attribution is not a switch you flip. It names a moving idea, and the way it plays out shifts with the setup. A lean team running one paid channel applies Time-Decay Attribution differently than a brand running ten. Use Time-Decay Attribution loosely and teams pull apart; pin it down and the math lines up.

Keep the order simple: define Time-Decay Attribution for your context, then decide how to act. Reverse it and the budget chases a number nobody agreed on. One idea, plainly put.

Where it shows up

Read that twice.Bring Time-Decay Attribution in when a live call depends on it. With no decision on the table, it stays background.

Bring Time-Decay Attribution in when a live choice hangs on it. In attribution work, that usually means one of three moments. Away from a decision, Time-Decay Attribution is background, not a lever.

Setting budget. Time-Decay Attribution guides the team toward the better-paying line.
Choosing a metric. Time-Decay Attribution checks that the figure is not just noise.
Comparing options. Time-Decay Attribution stops a tidy-looking comparison from misleading.

A concrete walk-through

Keep this in mind.The walk-through runs Time-Decay Attribution through work modeled on Procter & Gamble, so the concept meets real constraints.

Take Procter & Gamble. During a multi-touch model review, the team made Time-Decay Attribution the deciding input, not an afterthought. They set a baseline first, agreed one definition of Time-Decay Attribution, and only then read the result: 22% more value landed on the upper funnel. The number matters less than the order.

Worked example for Time-Decay Attribution -- illustrative figures, RGM analysis
Stage	What the team did	What it bought
Baseline	Took a before reading on Time-Decay Attribution.	Something concrete to compare to.
Define	Agreed a single definition of Time-Decay Attribution.	No room for scope drift.
Act	A multi-touch model review — one variable.	One change, a clean read.
Result	22% more value landed on the upper funnel	A call backed by the read.

Treat the Time-Decay Attribution figures as illustrative, labeled RGM analysis. Reuse the sequence, not the digits.

Pitfalls in practice

Start here.The errors with Time-Decay Attribution are predictable: one blanket rule, no context, chasing the word, raw benchmarks. Each is avoidable.

One blanket rule. Applying Time-Decay Attribution the same way everywhere. Split it by audience, channel, and business model.
No anchor. Quoting Time-Decay Attribution without a starting point. Always pair it with a baseline.
Chasing the word. Optimizing Time-Decay Attribution for its own sake. Check it tracks a real outcome.
Apples to oranges. Comparing Time-Decay Attribution across firms raw. Adjust for pricing and cycle before you read it.

Frequently asked questions

What is Time-Decay Attribution?

MTA model giving more credit to touchpoints closer in time to conversion. Settle what Time-Decay Attribution covers first; the strategy follows from there.

Why does Time-Decay Attribution matter for marketers?

Time-Decay Attribution earns its place when it shapes a real decision. The leverage is in correct use, not in the word itself.

Where does Time-Decay Attribution get used?

Time-Decay Attribution informs a decision -- most often a budget, a metric choice, or a comparison. The Procter & Gamble example above shows the pattern.

What goes wrong with Time-Decay Attribution most often?

Chasing Time-Decay Attribution as a goal and benchmarking it raw. Both bury the real trade-off underneath.

What is Time-Decay Attribution?: MTA model giving more credit to touchpoints closer in time to conversion. Settle what Time-Decay Attribution covers first; the strategy follows from there.
Why does Time-Decay Attribution matter for marketers?: Time-Decay Attribution earns its place when it shapes a real decision. The leverage is in correct use, not in the word itself.
Where does Time-Decay Attribution get used?: Time-Decay Attribution informs a decision -- most often a budget, a metric choice, or a comparison. The Procter & Gamble example above shows the pattern.