Funnel metrics

A guide for a B2B growth lead to the five funnel metrics that actually move revenue, so a dashboard full of numbers points at one thing to fix this week.

Chapters9 Tools2 About

Chapters

Article2 min
Counts lie, rates tell the truth
Keep rates on the decision board and drop raw counts, because only an actionable metric links a change you made to a result that moved.
Article2 min
Find the constraint, then fix only that
List your five stage conversion rates, find the lowest one and put all your attention there, since it caps the whole funnel.
Article2 min
Sales velocity: the funnel collapsed into one number
Qualified opportunities times deal size times win rate, divided by cycle length, gives one weekly figure for the revenue the funnel produces per day.
Article2 min
The attribution trap, and what to measure instead
Chasing attribution models in B2B wastes founder time, so measure stage conversion rates and ask buyers how they heard of you instead.
Article2 min
The cheapest levers almost nobody pulls
Replying to inbound leads within five minutes and following up persistently are cheap, fast gains that almost no team bothers to automate.
Article2 min
The five metrics that span the whole chain
One rate per funnel zone, from MQL to SQL through win rate to retention, gives a stack of five metrics that covers the whole chain.
Article2 min
The funnel doesn't end at the close
Net revenue retention is a funnel stage too, and for a mature growth machine it is often the place where attention pays back most.
Article2 min
The wall of dashboards is the problem, not the solution
Forty charts that nobody acts on are the real failure, so fewer, sharper rates beat adding more tracking when revenue stalls.
Article2 min
Your one-page metric system this week
Build a single page this week with five stage rates, the constraint and one experiment, then let your CRM and agents keep it current.

Tools

Tool
Heap
Automatically captures every user interaction on web and mobile apps without pre-defining individual events.
Product analytics
Free plan
Sign up on Heap
Tool
Mixpanel
Analyse user events to understand funnels, retention, flows and cohort behaviour without writing SQL.
Product analytics
Free plan
Sign up on Mixpanel

About this playbook

Most growth dashboards are a monument to data nobody acts on. Forty charts, a wall of green and red, and a founder who still cannot answer the only question that matters: where is revenue actually leaking, and what do I change this week to fix it? The problem is not a shortage of numbers. It is the absence of a hierarchy, and the quiet habit of counting volume when you should be measuring rates.

Here is the reframe that changes everything. A funnel is not a pile of stages, it is a chain of conversion rates, and a chain is only ever as strong as its weakest link. Your end-to-end revenue is the product of those rates multiplied together, which means the number that moves revenue is never the biggest count on your screen. It is the smallest conversion rate in the chain, because fixing the weakest link multiplies every stage downstream of it at once. Measure the constraint, not the wall.

This piece gives you the handful of metrics that genuinely span the chain, the formula that collapses the whole funnel into a single revenue-per-day number, and a method for finding the one constraint worth working this quarter. By the end you will have a one-page metric system you can hand to your CRM and your AI agents to compute on a loop, and you will have binned the vanity counts that were never telling you what to do next. For a lean or solo operator, that is not the enterprise move. Fewer numbers, chosen well, is the lean one.