Target Rating Point (TRP)
What is Target Rating Point (TRP)?
Target Rating Point (TRP) is a metric that measures the percentage of a specific target audience exposed to an advertisement. TRP provides advertisers with precise insights into how effectively their campaigns reach their intended demographic segments, enabling more focused and efficient advertising strategies than broad-reach measurements.
How it works
TRP calculates advertising reach using the formula: (Total target impressions ÷ Total target audience) × 100. For example, if a campaign delivers 500 impressions to a target audience of 2,000 people, the TRP equals 25, indicating that 25% of the target audience received the impressions.
TRP vs GRP Calculation
TRP differs from Gross Rating Point (GRP) by focusing on targeted rather than total audiences. While GRP measures exposure across the entire audience, TRP refines this measurement to specific demographic segments. If 40% of the total audience sees an ad once (40 GRPs), and the target audience comprises 50% of the total audience, those same impressions equal 20 TRPs.
Cumulative Measurement
TRPs accumulate across multiple ad exposures. If an advertisement airs five times with TRPs of 20, 25, 30, 28, and 27 respectively, the total delivery reaches 130 TRPs. This same total can be achieved through different reach and frequency combinations, such as 65% reach with 2 frequency or 13% reach with 10 frequency.
Why it matters
TRP enables precise advertising effectiveness measurement by focusing on relevant audience segments rather than broad population exposure. This targeted approach helps advertisers optimize budget allocation, reduce waste on irrelevant audiences, and improve campaign ROI. Studies show that targeted advertising can increase conversion rates by up to 200% compared to broad-reach campaigns. TRP measurements provide essential data for preliminary campaign assessments and strategic adjustments, though they measure quantity rather than quality of impressions. Mobile measurement partners use TRP data alongside attribution modeling to provide comprehensive campaign performance insights that help advertisers understand both reach efficiency and conversion impact.
How to Measure Target Rating Point
Begin by clearly defining your target audience demographics, including age, gender, income, and geographic location. Set up tracking systems to measure impressions delivered specifically to this defined audience segment using your mobile measurement partner or analytics platform.
Calculate TRP using the formula: (Target impressions ÷ Target audience size) × 100. Monitor this metric throughout your campaign to assess reach effectiveness within your intended demographic. Ensure your tracking parameters capture accurate audience data for precise calculations.
Compare TRP results against campaign objectives and industry benchmarks. Use TRP data to adjust targeting parameters, frequency caps, and budget allocation to optimize audience reach efficiency. Integrate TRP measurement with conversion tracking and attribution modeling to understand the relationship between reach and actual campaign outcomes.
Related concepts
| Term | Relationship | Description |
|---|---|---|
| Gross Rating Point (GRP) | Contrast | Measures exposure across total audience rather than specific target segments |
| Impression | Method | Individual ad view that contributes to TRP calculation |
| Targeting | Parent | Strategy for reaching specific audience segments measured by TRP |
| Attribution Modeling | See also | Framework for understanding campaign effectiveness beyond reach metrics |
| Conversion Rate | See also | Metric that complements TRP by measuring audience quality and engagement |
Put these concepts into practice
See how Airbridge helps teams implement mobile attribution strategies at scale.