Cost per Select Shipping Method: Checkout Shipping Selection Efficiency

Cost per Select Shipping Method measures the average ad spend required to generate one shipping method selection event during checkout.

Formula

Cost per Select Shipping Method = Channel Spend ÷ Select Shipping Method Events

Formula Components

Metric	Definition
Channel Spend	Total advertising spend across all connected ad platforms
Select Shipping Method	Count of shipping method selection events tracked by the Upstack pixel during checkout

Metadata
Type	Currency
Data Source	Upstack Pixel
Aggregation	Ratio

Example

Your Shopify store spent $10,000 on ads this month and generated 2,500 shipping method selection events during checkout.

Stage	Events	Cost per Event
Initiate Checkout	4,200	$2.38
Select Shipping Method	2,500	$4.00
Add Payment Info	2,100	$4.76
Purchase	1,800	$5.56

Cost per Select Shipping Method = $10,000 ÷ 2,500 = $4.00

How It Works

This metric divides your total advertising spend by the number of times visitors selected a shipping method during checkout, as tracked by the Upstack pixel. It provides visibility into the cost efficiency of moving shoppers through the shipping selection stage—a critical mid-funnel checkpoint before payment.

When to Use

Scenario	Action
Checkout funnel analysis	Compare against other checkout stage costs to identify drop-off points
Shipping UX optimization	High cost per shipping selection may indicate UX friction or limited options
Campaign optimization	Use as a leading indicator before purchase completion
Seasonal planning	Track changes during peak periods when shipping expectations shift

Metric	Relationship
Conversions	Final conversion outcome after shipping selection
Cost per All Purchase	Downstream cost efficiency at purchase completion
Session Conversion Rate	Overall store conversion efficiency

See all Attributed Conversions metrics →

​Formula

​Formula Components

​Example

​How It Works

​When to Use

​Related Metrics

Formula

Formula Components

Example

How It Works

When to Use

Related Metrics