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Shipping Tier

Also known as: Shipping Method, Shipping Option, Delivery Option, Delivery Speed, shipping_tier

ConversiondimensionE-commerce: Cart & Checkout Funnel AnalyticsE-commerce

Shipping Tier is the delivery option the customer selects at checkout, recorded exactly as it was presented to them (for example Standard, Express, Next Day or Free Shipping), captured as the GA4 shipping_tier parameter on add_shipping_info and, where implemented, also sent as a custom shipping_tier parameter on purchase; order-level reporting uses the purchase value when present and otherwise the last add_shipping_info selection in the same session before the purchase. It lets checkout, merchandising and finance teams break down funnel progression, order value and shipping economics by the delivery promise the customer bought, independently of the carrier, service level or transport mode later used to fulfil the order.

Business Use Case

1️⃣ Checkout Product Manager: when the add_shipping_info to add_payment_info progression for one tier drops more than 3 points below its trailing 4-week baseline, run an A/B test on default option, option order and delivery-date wording for that tier, and roll back any release that shipped the change. 2️⃣ Finance (e-commerce P&L): at the monthly margin review, when Free Shipping and Express share of orders rises while shipping charges (GA4 ecommerce shipping value / XDM shipping.shippingAmount) per order fall, model contribution margin by tier and recommend a revised free-shipping threshold or Express price point to the pricing committee. 3️⃣ Merchandising and Marketing: ahead of peak-season carrier cutoffs, compare Next Day and Express share and average order value by tier against the prior year, then schedule cutoff-date banners and gift-messaging promotions for the categories where premium-tier demand concentrates. 4️⃣ Customer Service leadership: when 'where is my order' contacts per 100 orders for a premium tier exceed the Standard rate by an agreed margin, escalate to Operations with the affected tier and region so delivery-promise copy or cutoff times are corrected at checkout.

Business Criticality

High

Journey / Navigation Area

Checkout

Owning Function

Product

Scope

Event

Calculation Notes

1️⃣ Capture and precedence: the value is the label of the option selected when add_shipping_info fires; the purchase inherits the last add_shipping_info value recorded for the same checkout. For purchase-level reporting the order record is authoritative when the two disagree (Shopify shipping_lines.title, Salesforce Commerce Cloud shipment shipping method display name, Adobe Commerce shipping_description), which also covers wallet express checkouts (Apple Pay, Google Pay, Shop Pay, PayPal) where the option is chosen inside the payment sheet and add_shipping_info often never fires. 2️⃣ Re-selection: add_shipping_info fires on every change of option, so the raw event distribution is not the tier mix. Tier mix and tier conversion use only the final selection per checkout; earlier selections are retained solely for option-switching analysis (e.g. Express to Standard after the charge is displayed). 3️⃣ Session and timing rules: attribution follows the GA4 30-minute inactivity timeout. When the purchase lands in a later session than the shipping selection, the tier is resolved by joining transaction_id to the order record rather than by any cross-session lookback; values are never carried from an abandoned checkout into a subsequent order. 4️⃣ Normalisation: labels are trimmed, case-folded and mapped through a governed lookup to a canonical tier code, so localised labels, date-bearing labels ('Express (2-3 business days)', 'Arrives by Friday') and A/B-tested wording roll up to one value (standard, expedited, express, next_day, same_day, free; the reference SQL applies this as a keyword CASE baseline). The raw presented label is kept in a separate field; unmapped labels resolve to '(other)' and are reviewed weekly rather than being set to null. 5️⃣ Not applicable: orders without a ship-to-customer leg (digital goods, e-gift cards, buy online pick up in store, ship-to-store, in-store POS sales) carry '(not applicable)' and are excluded from tier-share denominators. Ship versus pickup is analysed with Fulfillment Strategy, not this dimension. In GA4 and AEP event data this is detectable only when the presented label names pickup, store or digital delivery; orders that skip shipping selection resolve to '(not set)' until joined to the order record (OMS). 6️⃣ Split shipments: when one order holds shipments with different tiers (multiple addresses, or backordered lines sent at a different speed), the order-level value is 'multiple' and line-level analysis uses the tier on each shipment. Tier is never inferred from whichever shipment dispatched first. Web events carry one tier per order, so 'multiple' requires the OMS shipment-line join and is not produced by the event-level SQL. 7️⃣ Boundaries: the dimension holds the customer's choice only. Carrier service level, transport mode and carrier are separate dimensions, and shipping charges (GA4 ecommerce shipping value / XDM shipping.shippingAmount) are measured separately, not held in this dimension. A threshold promotion that zeroes the Standard charge leaves the tier as presented, and post-purchase upgrades or carrier substitutions made by customer service or the warehouse do not overwrite the original value.

Technical Details

Data Typestring
Lookback WindowEvent, Session, Daily, Weekly, Monthly

Events

PlatformEvent
Google Analytics 4add_shipping_info
Adobecheckout:add_shipping_info

Data Mappings

W3 Data Layer
{
  "digitalData": {
    "page": {
      "pageInfo": {
        "pageName": "checkout:shipping",
        "pageType": "checkout"
      }
    },
    "cart": {
      "cartID": "CART-88412",
      "price": {
        "basePrice": 129.98,
        "voucherCode": "SUMMER10",
        "voucherDiscount": 13,
        "currency": "USD",
        "shipping": 12.95,
        "shippingMethod": "Express (2-3 business days)",
        "cartTotal": 129.93
      },
      "attributes": {
        "shippingTier": "Express (2-3 business days)",
        "checkoutStep": "shipping"
      }
    },
    "event": [
      {
        "eventInfo": {
          "eventName": "add_shipping_info",
          "eventAction": "shipping_option_selected",
          "type": "checkout"
        },
        "attributes": {
          "shippingTier": "Express (2-3 business days)"
        }
      }
    ]
  }
}
GA4 Data Layer
{
  "event": "add_shipping_info",
  "ecommerce": {
    "currency": "USD",
    "value": 116.98,
    "coupon": "SUMMER10",
    "shipping_tier": "Express (2-3 business days)",
    "items": [
      {
        "item_id": "SKU-20431",
        "item_name": "Trail Running Shoe",
        "item_brand": "Northpeak",
        "item_category": "Footwear",
        "item_variant": "Blue / 10",
        "price": 89.99,
        "quantity": 1
      },
      {
        "item_id": "SKU-11872",
        "item_name": "Merino Running Socks",
        "item_brand": "Northpeak",
        "item_category": "Accessories",
        "price": 39.99,
        "quantity": 1
      }
    ]
  }
}
Adobe Client Data Layer
{
  "event": "checkout:add_shipping_info",
  "eventInfo": {
    "eventName": "add_shipping_info",
    "checkoutStep": "shipping"
  },
  "page": {
    "pageName": "checkout:shipping",
    "pageType": "checkout"
  },
  "commerce": {
    "cartID": "CART-88412",
    "currency": "USD",
    "cartValue": 116.98,
    "coupon": "SUMMER10",
    "shipping": {
      "shippingTier": "Express (2-3 business days)",
      "shippingAmount": 12.95
    },
    "products": [
      {
        "SKU": "SKU-20431",
        "name": "Trail Running Shoe",
        "category": "Footwear",
        "priceTotal": 89.99,
        "quantity": 1
      },
      {
        "SKU": "SKU-11872",
        "name": "Merino Running Socks",
        "category": "Accessories",
        "priceTotal": 39.99,
        "quantity": 1
      }
    ]
  }
}
XDM Mapping
{
  "eventType": "commerce.checkouts",
  "commerce": {
    "checkouts": {
      "value": 1
    },
    "cart": {
      "cartID": "CART-88412"
    }
  },
  "shipping": {
    "shippingMethod": "Express (2-3 business days)",
    "shippingAmount": 12.95,
    "currencyCode": "USD"
  },
  "_experience": {
    "analytics": {
      "customDimensions": {
        "eVars": {
          "eVar42": "Express (2-3 business days)"
        }
      }
    }
  }
}

SQL Queries

Google Analytics 4 (BigQuery)
-- ==========================================
-- 1. GOOGLE BIGQUERY SQL
-- ==========================================
-- Shipping Tier by order: shipping_tier on the purchase if sent, otherwise the last add_shipping_info selection in the same session before the purchase
WITH shipping_selections AS (
  SELECT
    e.user_pseudo_id,
    e.event_timestamp,
    MAX(IF(ep.key = 'ga_session_id', ep.value.int_value, NULL)) AS ga_session_id,
    MAX(IF(ep.key = 'shipping_tier', ep.value.string_value, NULL)) AS shipping_tier
  FROM `your-project.analytics_123456789.events_*` AS e,
    UNNEST(e.event_params) AS ep
  WHERE _TABLE_SUFFIX BETWEEN FORMAT_DATE('%Y%m%d', DATE_SUB(CURRENT_DATE(), INTERVAL 30 DAY))
                          AND FORMAT_DATE('%Y%m%d', DATE_SUB(CURRENT_DATE(), INTERVAL 1 DAY))
    AND e.event_name = 'add_shipping_info'
  GROUP BY e.user_pseudo_id, e.event_timestamp, e.event_bundle_sequence_id
),
purchases AS (
  SELECT
    e.user_pseudo_id,
    e.event_date,
    e.event_timestamp,
    MAX(IF(ep.key = 'ga_session_id', ep.value.int_value, NULL)) AS ga_session_id,
    COALESCE(
      NULLIF(MAX(e.ecommerce.transaction_id), '(not set)'),
      MAX(IF(ep.key = 'transaction_id', ep.value.string_value, NULL))
    ) AS transaction_id,
    MAX(IF(ep.key = 'shipping_tier', ep.value.string_value, NULL)) AS purchase_shipping_tier,
    MAX(e.ecommerce.purchase_revenue) AS purchase_revenue
  FROM `your-project.analytics_123456789.events_*` AS e,
    UNNEST(e.event_params) AS ep
  WHERE _TABLE_SUFFIX BETWEEN FORMAT_DATE('%Y%m%d', DATE_SUB(CURRENT_DATE(), INTERVAL 30 DAY))
                          AND FORMAT_DATE('%Y%m%d', DATE_SUB(CURRENT_DATE(), INTERVAL 1 DAY))
    AND e.event_name = 'purchase'
  GROUP BY e.user_pseudo_id, e.event_date, e.event_timestamp, e.event_bundle_sequence_id
),
unique_purchases AS (
  SELECT *
  FROM purchases
  WHERE transaction_id IS NOT NULL
  QUALIFY ROW_NUMBER() OVER (PARTITION BY transaction_id ORDER BY event_timestamp) = 1
),
last_selection_before_purchase AS (
  SELECT
    p.transaction_id,
    s.shipping_tier
  FROM unique_purchases AS p
  JOIN shipping_selections AS s
    ON s.user_pseudo_id = p.user_pseudo_id
   AND s.ga_session_id = p.ga_session_id
   AND s.event_timestamp <= p.event_timestamp
  WHERE s.shipping_tier IS NOT NULL
    AND TRIM(s.shipping_tier) != ''
  QUALIFY ROW_NUMBER() OVER (PARTITION BY p.transaction_id ORDER BY s.event_timestamp DESC) = 1
),
orders AS (
  SELECT
    p.transaction_id,
    p.event_date,
    p.purchase_revenue,
    COALESCE(NULLIF(TRIM(p.purchase_shipping_tier), ''), TRIM(l.shipping_tier)) AS shipping_tier_raw,
    CASE
      WHEN NULLIF(TRIM(p.purchase_shipping_tier), '') IS NOT NULL THEN 'purchase_event'
      WHEN l.shipping_tier IS NOT NULL THEN 'session_last_add_shipping_info'
      ELSE 'unresolved'
    END AS tier_source
  FROM unique_purchases AS p
  LEFT JOIN last_selection_before_purchase AS l
    ON l.transaction_id = p.transaction_id
),
-- Canonical tier mapping (keyword baseline for the governed lookup); 'multiple' requires the OMS shipment-line join
tiered AS (
  SELECT
    o.*,
    CASE
      WHEN o.label IS NULL THEN '(not set)'
      WHEN o.label LIKE '%pickup%' OR o.label LIKE '%pick up%' OR o.label LIKE '%in store%' OR o.label LIKE '%in-store%' OR o.label LIKE '%to store%' OR o.label LIKE '%digital%' OR o.label LIKE '%e-gift%' THEN '(not applicable)'
      WHEN o.label LIKE '%same day%' OR o.label LIKE '%same-day%' THEN 'same_day'
      WHEN o.label LIKE '%next day%' OR o.label LIKE '%next-day%' OR o.label LIKE '%overnight%' THEN 'next_day'
      WHEN o.label LIKE '%express%' THEN 'express'
      WHEN o.label LIKE '%expedited%' OR o.label LIKE '%priority%' THEN 'expedited'
      WHEN o.label LIKE '%free%' THEN 'free'
      WHEN o.label LIKE '%standard%' OR o.label LIKE '%ground%' OR o.label LIKE '%economy%' THEN 'standard'
      ELSE '(other)'
    END AS shipping_tier
  FROM (SELECT *, LOWER(shipping_tier_raw) AS label FROM orders) AS o
)
SELECT
  shipping_tier,
  COUNT(DISTINCT transaction_id) AS orders,
  ROUND(SUM(purchase_revenue), 2) AS purchase_revenue,
  ROUND(SAFE_DIVIDE(SUM(purchase_revenue), COUNT(DISTINCT transaction_id)), 2) AS average_order_value,
  IF(shipping_tier = '(not applicable)', NULL,
     ROUND(SAFE_DIVIDE(COUNT(DISTINCT transaction_id), SUM(IF(shipping_tier = '(not applicable)', 0, COUNT(DISTINCT transaction_id))) OVER ()), 4)) AS share_of_shipped_orders,
  COUNTIF(tier_source = 'purchase_event') AS orders_tier_from_purchase_event,
  COUNTIF(tier_source = 'session_last_add_shipping_info') AS orders_tier_from_session_selection
FROM tiered
GROUP BY shipping_tier
ORDER BY orders DESC;
Adobe Experience Platform (AEP Query Service)
-- ==========================================
-- 2. ADOBE AEP QUERY SERVICE SQL
-- ==========================================
-- Shipping Tier by order: shipping.shippingMethod on the purchase if sent, otherwise the last commerce.checkouts selection in the same 30-minute session before the purchase
WITH sessionized AS (
  SELECT
    endUserIDs._experience.ecid.id AS ecid,
    timestamp AS event_ts,
    eventType AS event_type,
    TRIM(shipping.shippingMethod) AS shipping_method,
    commerce.order.purchaseID AS purchase_id,
    commerce.order.priceTotal AS order_total,
    SESS_TIMEOUT(timestamp, 60 * 30) OVER (
      PARTITION BY endUserIDs._experience.ecid.id
      ORDER BY timestamp
      ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
    ) AS session
  FROM aep_web_events_dataset
  WHERE timestamp >= date_sub(current_date(), 30)
    AND timestamp < current_date()
    AND endUserIDs._experience.ecid.id IS NOT NULL
),
shipping_selections AS (
  SELECT
    ecid,
    session.num AS session_num,
    event_ts,
    shipping_method
  FROM sessionized
  WHERE event_type = 'commerce.checkouts'
    AND shipping_method IS NOT NULL
    AND shipping_method <> ''
),
unique_purchases AS (
  SELECT ecid, session_num, event_ts, purchase_id, order_total, purchase_shipping_method
  FROM (
    SELECT
      ecid,
      session.num AS session_num,
      event_ts,
      purchase_id,
      order_total,
      NULLIF(shipping_method, '') AS purchase_shipping_method,
      ROW_NUMBER() OVER (PARTITION BY purchase_id ORDER BY event_ts) AS rn
    FROM sessionized
    WHERE event_type = 'commerce.purchases'
      AND purchase_id IS NOT NULL
  ) p
  WHERE rn = 1
),
last_selection_before_purchase AS (
  SELECT purchase_id, shipping_method
  FROM (
    SELECT
      p.purchase_id,
      s.shipping_method,
      ROW_NUMBER() OVER (PARTITION BY p.purchase_id ORDER BY s.event_ts DESC) AS rn
    FROM unique_purchases p
    JOIN shipping_selections s
      ON s.ecid = p.ecid
     AND s.session_num = p.session_num
     AND s.event_ts <= p.event_ts
  ) ranked
  WHERE rn = 1
),
orders AS (
  SELECT
    p.purchase_id,
    p.order_total,
    COALESCE(p.purchase_shipping_method, l.shipping_method) AS shipping_tier_raw,
    CASE
      WHEN p.purchase_shipping_method IS NOT NULL THEN 'purchase_event'
      WHEN l.shipping_method IS NOT NULL THEN 'session_last_checkout_selection'
      ELSE 'unresolved'
    END AS tier_source
  FROM unique_purchases p
  LEFT JOIN last_selection_before_purchase l
    ON l.purchase_id = p.purchase_id
),
-- Canonical tier mapping (keyword baseline for the governed lookup); 'multiple' requires the OMS shipment-line join
tiered AS (
  SELECT
    o.*,
    CASE
      WHEN o.label IS NULL THEN '(not set)'
      WHEN o.label LIKE '%pickup%' OR o.label LIKE '%pick up%' OR o.label LIKE '%in store%' OR o.label LIKE '%in-store%' OR o.label LIKE '%to store%' OR o.label LIKE '%digital%' OR o.label LIKE '%e-gift%' THEN '(not applicable)'
      WHEN o.label LIKE '%same day%' OR o.label LIKE '%same-day%' THEN 'same_day'
      WHEN o.label LIKE '%next day%' OR o.label LIKE '%next-day%' OR o.label LIKE '%overnight%' THEN 'next_day'
      WHEN o.label LIKE '%express%' THEN 'express'
      WHEN o.label LIKE '%expedited%' OR o.label LIKE '%priority%' THEN 'expedited'
      WHEN o.label LIKE '%free%' THEN 'free'
      WHEN o.label LIKE '%standard%' OR o.label LIKE '%ground%' OR o.label LIKE '%economy%' THEN 'standard'
      ELSE '(other)'
    END AS shipping_tier
  FROM (SELECT *, LOWER(shipping_tier_raw) AS label FROM orders) o
),
totals AS (
  SELECT COUNT(DISTINCT CASE WHEN shipping_tier <> '(not applicable)' THEN purchase_id END) AS shipped_orders
  FROM tiered
)
SELECT
  o.shipping_tier,
  COUNT(DISTINCT o.purchase_id) AS orders,
  ROUND(SUM(o.order_total), 2) AS order_revenue,
  ROUND(SUM(o.order_total) / NULLIF(COUNT(DISTINCT o.purchase_id), 0), 2) AS average_order_value,
  CASE WHEN o.shipping_tier = '(not applicable)' THEN NULL
       ELSE ROUND(CAST(COUNT(DISTINCT o.purchase_id) AS DOUBLE) / NULLIF(MAX(t.shipped_orders), 0), 4) END AS share_of_shipped_orders,
  SUM(CASE WHEN o.tier_source = 'purchase_event' THEN 1 ELSE 0 END) AS orders_tier_from_purchase_event,
  SUM(CASE WHEN o.tier_source = 'session_last_checkout_selection' THEN 1 ELSE 0 END) AS orders_tier_from_session_selection
FROM tiered o
CROSS JOIN totals t
GROUP BY o.shipping_tier
ORDER BY orders DESC;

Source Data

Digital Analytics (GA4) + Commerce Platform Orders (Shopify / Salesforce Commerce Cloud / Adobe Commerce)

Dependencies

Prerequisite: List the dependencies required for this Dimension

Events:

add-shipping-infopurchase

Report Attributes

Device Category Traffic Source Delivery Region Payment Method Customer Status Promotion Type Item Category

Segment Eligibility

true

Governance

Data SensitivityInternal

Derived Dimensions

Governance

Created bydevyendarm
Created on9/14/2026
Last modified bydevyendarm
Last modified on9/17/2026
Version1.0.0
Validation stateqa passed
StatusPUBLISHED

GitHub

View related Pull Requestcatalog/dimensions/shipping-tier.yml

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