There's one fatal flaw in this argument though. The "20 mates rates 380" from EK aren't owned by them, but rather are leased (much like the vast majority of the EK fleet). So how do you propose EK could gift something to QF that they don't own?
Page 98 on the annual report for 2017
https://cdn.ek.aero/downloads/ek/pdfs/report/annual_report_2017.pdf