Troy, the guy who tracks Tesla deliveries worldwide in detail, down to the VIN level, has been reporting on this fact all throughout Q1.
From 2 months ago:
From about a week after that:
From about a month after that (just 11 days before end of quarter)
Bit further down on that thread he shows a chart of the collapse of inventory as last years models ran out and production hasn't scaled to replace them.
He estimated something like 30,000 deliveries of the delivery miss in Q1 was from failing to get Model 3 production working right in Fremont.
White interior is certainly WORSE (folks are now seeing delivery dates being pushed out as late as August... but even with orders back to start of January are still waiting on cars to be delivered or only now getting VINs (even with black interior)-- I'm seeing folks with order dates from early march (again black interiors) seeing delivery dates being pushed out to May already.