Lifetime value in google analytics measures performance across multiple sessions of the users and lets you know how valuable are different users to your business.
Google Analytics guide to calculating LTV:
https://support.google.com/analytics/answer/6182550?hl=en
If this doesn’t help you, create custom metrics with customer ids/ user ids to calculate LTV.
https://www.lunametrics.com/blog/2016/02/18/tracking-customer-lifetime-value-in-google-analytics/
