KPIs Every CMO Must Track

The CMO sits at the intersection of growth investment and revenue outcome. Every dollar of marketing budget must be justified by its contribution to pipeline, customer acquisition, and ultimately revenue, making metrics like CAC, LTV, and ROAS the CMO's primary language with the board and CFO. Marketing attribution has grown more complex as channels multiply and privacy regulations constrain tracking, requiring CMOs to build rigorous measurement infrastructure to defend and optimize spend. At the strategic level, CMOs balance brand investment (which builds long-term demand) against performance marketing (which generates immediate pipeline), a tension that only resolves when both are measured on the right timescales. Growth efficiency metrics like LTV:CAC ratio and CAC payback period determine whether the marketing-driven growth engine is financially sustainable. A CMO who can demonstrate that each dollar of marketing spend generates three or more dollars of customer lifetime value has a defensible case for aggressive budget expansion. Conversely, a rising blended CAC without corresponding LTV improvement signals a growth model in trouble, requiring the CMO to diagnose whether the issue is creative saturation, competitive auction inflation, channel mix drift, or a lead quality problem. Brand metrics like Share of Voice and organic traffic growth are the CMO's evidence that the company is building durable demand that will compound into lower CAC over time, supplementing performance channels that are subject to inflation and diminishing returns.