REG-BlackRock New Engy: Net Asset Value(s)

NET ASSET VALUE

BLACKROCK NEW ENERGY INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock New Energy Investment Trust plc at
close of business on 2 October 2009 was:

50.98p Capital (Pre Performance Fee)
50.98p Capital (Post Performance Fee)
51.24p Including income (Pre Performance Fee)
51.24p Including income (Post Performance Fee)
50.15p Capital (Pre Performance Fee) - diluted for subscription shares
50.15p Capital (Post Performance Fee) - diluted for subscription shares
50.37p Including income (Pre Performance Fee) - diluted for subscription shares
50.37p Including income (Post Performance Fee) - diluted for subscription
shares

Notes:

1. Under the investment management agreement dated 14 December 2006, a
performance fee is payable based on outperformance of the Company's benchmark index
if the Company's NAV reaches a high watermark of 55.58p. In accordance with the AIC
statement of Recommended Practice, the above NAV includes any relevant performance
fee provisions to the extent that the high watermark has been attained. The NAV prior
to the calculation of any performance fee accruals, for the purposes of calculating the
highwatermark, amounted to: 50.98p (capital only); 51.24p (including income); 50.15p (capital
only diluted); 50.37p (incl. income diluted).

3. Revenue items included in net asset value, with dividends payable deducted
on the ex-dividend date.

4. The number of ordinary shares in issue totals 243,750,000. The number of
subscription shares in issue totals 48,749,811.

5. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

END