Covid cost BA 2 billion Both BA and BT combined lost $2b loss either due to aircraft and trains not getting delivered, and lower BT value during sale due to less cash generation. From ainonline.com "This was less than the $4 billion anticipated last fall, leaving the remaining business aviation manufacturing and services-oriented company with $4.7 billion in debt. Bombardier had originally targeted a remaining $2.5 billion debt-load following the sale, but last fallhad upped that estimateto $4.5 billion after the pandemic had taken a toll on the companys business activities". https://www.ainonline.com/aviation-news/business-aviation/2021-01-29/bombardier-now-pure-play-business-aviation-company