PERSIMMON, the York-based housebuilder, has built on its green credentials with an improved score in a new benchmark report that assesses how well UK house-builders manage and report on sustainability issues.

The report, the second published by Insight Investment revisited Persimmon and found that its sustainable performance average has moved up from 50 per cent to 60 per cent.

Updated: 11:07 Friday, September 09, 2005