Net Asset Value(s)

BLACKROCK INCOME AND GROWTH INVESTMENT TRUST PLC.

The unaudited net asset values for BlackRock Income and Growth Investment Trust
plc at close of business 2 July 2012 were:

139.17p Capital only (undiluted)
138.62p Capital only (Diluted for treasury shares)
142.35p Including current year income (undiluted)
141.36p Including current year income (Diluted for treasury shares)

Notes:
1. Investments have been valued on a bid price basis.
2. Revenue items included in net asset value, with dividends payable deducted
on the ex-dividend date.