New Customer Tax %: Tax Share of First-Time Buyer Revenue

Tax collected as a percentage of total revenue from first-time buyers.

Formula

New Customer Tax % = ( New Customer Tax ÷ New Customer Total Revenue ) × 100

Formula Components

Metric	Definition
New Customer Tax	Total tax collected from first-time buyer orders
New Customer Total Revenue	Total revenue from first-time buyers including shipping and tax

Metadata
Type	Percentage
Data Source	Shopify
Aggregation	Ratio

Example

Your store had a 6.8% New Customer Tax % this quarter:

Metric	Value	Context
NC Tax Collected	$4,760	Tax from new customers
NC Total Revenue	$70,000	Revenue including tax
NC Tax %	6.8%	Effective tax rate

How It Works

This metric divides total tax collected from new customers by their total revenue (which includes tax), expressed as a percentage. It represents the effective tax burden on first-time buyer transactions and varies based on customer location and product taxability.

When to Use

Scenario	Action
Comparing customer segments	Benchmark against Returning Customer Tax %
Analyzing regional performance	Identify geographic tax rate differences
Financial forecasting	Project tax obligations from new customer acquisition
Pricing strategy	Understand tax impact on customer acquisition costs

Metric	Relationship
New Customer Tax	Numerator — tax collected from new customers
New Customer Total Revenue	Denominator in this formula
Tax %	Same calculation for all customers
RC Tax %	Compare new vs. returning customer tax rates

See all Adjustments metrics →

NC Tax NC Tax Per Order

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​Formula

​Formula Components

​Example

​How It Works

​When to Use

​Related Metrics

Formula

Formula Components

Example

How It Works

When to Use

Related Metrics