Since I can’t find where they define time-weighting the best I can do is assume that the 3.04% rate of return for June 30, 2015 was mistakenly augmented to 3.41% which was enough to drop the rate of return below the 6.36% barrier.
If anyone has anything else, please share.
Author(s): John Bury
Publication Date: 30 March 2021
Publication Site: Burypensions