Mohammad Ashraful Alam, ASP.NET MVP from Bangladesh, has released a plug-in - Email Reporter: VSTS 2008 Load Test Plug-in for Visual Studio Team System. Microsoft's Visual Studio Team System Test Edition provides a powerful platform to perform high volume load testing. It also provides high end flexibilities to write and utilize external plug-in for extended functionalities.
Email Reporter: VSTS 2008 Load Test Plug-in enables users to send the load test reports to one or more pre-configured email addresses automatically, once a VSTS Load Test is completed. This open-source load test plug-in also provides supports for customization by which you can customize the reported performance data.
You can check the latest release of the plug-in at the MSDN Code Gallery.