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

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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 18 June 2008 was:

74.63p

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 highwatermark 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 highwatermark has
been attained. The NAV prior to the calculation of any performance fee
accruals, for the purpose of assessing the highwatermark, amounted to 74.63p.

2. Investments have been valued on a bid price basis.

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

4. BlackRock New Energy Investment Trust plc issued 1,500,000 ordinary shares
on 7 May 2008 to a market participant at 73.125 pence per share representing
0.62% of the ordinary shares in issue. The number of shares in issue now totals
243,750,000.

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).

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