Net Asset Value(s)

Merrill Lynch World Mining Tst PLC
01 May 2007


NET ASSET VALUE

MERRILL LYNCH WORLD MINING TRUST plc

The unaudited net asset value for Merrill Lynch World Mining Trust plc at close
of business on 30 April 2007 was:

597.98p  undiluted
579.25p  diluted

Notes:

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

2. Revenue items, disclosed in the most recent monthly announcement, are
included in net asset value, with dividends deducted on the ex-dividend date.

3. The Merrill Lynch World Mining Trust plc diluted NAV has been calculated
based on 29,814,855 warrants in issue.

4. 10,000,000 ordinary shares were purchased on 26 April 2007, bringing the
total amount of ordinary shares held in treasury to 10,940,000.

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 ICV (Topic 3).


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