Blended New Customer CPA measures how much you spend on average to acquire each new customer through your ads across all channels.
Blended New Customer CPA = Blended Spend ÷ Blended New Customer Purchases
| Metric | Definition |
|---|
| Blended Spend | Combined ad spend across all connected platforms |
| Blended New Customer Purchases | First-time customer orders attributed to ads |
| Metadata | |
|---|
| Type | Currency |
| Data Source | Meta Ads, Google Ads, TikTok Ads |
| Aggregation | Ratio |
Example
Your store spent $12,000 across all ad platforms last month and acquired 150 new customers:
| Platform | Spend | New Customers | Platform NC CPA |
|---|
| Meta | $6,000 | 80 | $75.00 |
| Google | $4,000 | 50 | $80.00 |
| TikTok | $2,000 | 20 | $100.00 |
| Blended | $12,000 | 150 | $80.00 |
How It Works
Blended NC CPA divides your total ad spend across all platforms by the number of new customers acquired. This metric specifically tracks first-time buyers, excluding repeat customers from the calculation.
When to Use
| Scenario | Action |
|---|
| Evaluating customer acquisition efficiency | Compare NC CPA to customer lifetime value |
| Budget allocation decisions | Shift spend toward platforms with lower NC CPA |
| Scaling acquisition campaigns | Monitor NC CPA as spend increases |
| Comparing to overall CPA | Higher NC CPA than CPA indicates strong retention |
| Metric | Relationship |
|---|
| Blended Spend | Numerator in NC CPA calculation |
| Blended New Customer Purchases | Denominator in NC CPA calculation |
| Blended CPA | Overall CPA including repeat customers |
