It is inserting a pretty unreliable middle-man know for errors and hallucinations, that often just goes down and stops working for reasons we can't control into a workflow that has worked well for a decade, and we're paying extra to really break-even on the time spent creating new code.
Just because "everyone else is doing it". Not because it's proving to be a boon in productivity.
WAKE UP.
Literally anyone can write a Jira ticket. US engineers are expensive. What do you think will happen when the powers that enacted this policy decide that the ticket to merged into prod rate is acceptable to them?