On Sunday, September 22, 2019 at 5:18:47 AM UTC-7, wrote:
Glad nobody died....’final glide’.
Have you checked/compared all the adjustable parameters?
Polars, ballast, bugs, units, winds, QNH, etc.

R

Also could be margin height, and if the CNv is set up for total energy arrival height (including a pull-up from cruise).
Jim