Holding(s) in Company

Genus PLC 22 February 2008 TR-1: notification of major interests in shares 1. Identity of the issuer or the underlying issuer of existing Genus Plc shares to which voting rights are attached: 2. Reason for notification (yes/no) An acquisition or disposal of voting rights Yes An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached An event changing the breakdown of voting rights Other (please specify):______________ 3. Full name of person(s) subject to the notification Legal & General Group Plc (L&G) obligation: 4. Full name of shareholder(s) (if different from 3.): Legal & General Assurance (Pensions Management) Limited (PMC) 5. Date of the transaction (and date on which the threshold is 20 February 2008 crossed or reached if different): 6. Date on which issuer notified: 21 February 2008 7. Threshold(s) that is/are crossed or reached: From 4% -5% (L&G) 8. Notified details: A: Voting rights attached to shares Class/type of Situation previous to Resulting situation after the triggering transaction shares the Triggering transaction if possible Number of Number of Number of Number of voting rights % of voting rights using the ISIN Shares Voting shares CODE Rights Direct Indirect Direct Indirect ORD 2,425,040 2,425,040 2,998,788 2,998,788 5.06 GBP0.10 B: Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration date Exercise/ Conversion Number of voting rights % of voting instrument Period/ Date that may be acquired if rights the instrument is exercised/ converted. Total (A+B) Number of voting rights % of voting rights 2,998,788 5.06 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: Legal & General Group Plc (Direct and Indirect) (Group) (3,677,968 - 6.20% = Total Position) Legal & General Investment Management (Holdings) Limited (LGIMH) (Direct and Indirect) (3,677,968 - 6.20% = Total Position) Legal & General Investment Management Limited (Indirect) (LGIM) (3,677,968 - 6.20% = Total Position) Legal & General Group Plc (Direct) (L&G) (2,998,788 -5.06 % = LGAS, LGPL & PMC) Legal & General Investment Management (Holdings) Limited Legal & General Insurance Holdings Limited (Direct) (Direct) (LGIMHD) (2,356,348 -3.97 % = PMC) (LGIH) Legal & General Assurance (Pensions Management) Limited (PMC) Legal & General Assurance Society Limited (LGAS & LGPL) (2,356,348 -3.97 % = PMC) Legal & General Pensions Limited (Direct) (LGPL) Proxy Voting: 10. Name of the proxy holder: N/A 11. Number of voting rights proxy holder will cease to hold: N/A 12. Date on which proxy holder will cease to hold voting rights: N/A 13. Additional information: Notification using the total voting rights figure of 59,264,495 14. Contact name: Helen Lewis (LGIM) 15. Contact telephone number: 020 3124 3851 This information is provided by RNS The company news service from the London Stock Exchange TTMBTMMATBIP

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