Holding(s) in Company

Avon Rubber PLC
04 May 2006




             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF LISTED COMPANY

AVON RUBBER PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

SCHRODER INVESTMENT MANAGEMENT LTD

3)   Please state whether notification indicates that it is 
     regarding the holding of the shareholder named in 2 above;
     in respect of a non-beneficial interest; or in the case of an
     individual holder if it is a holding of that person's spouse
     or children under the age of 18

NON-BENEFICIAL HOLDING

4)   Name of the registered holder(s) and, if more than one holder, the 
     number of shares held by each of them.

PLEASE SEE LETTER BELOW

5)   Number of shares/amount of stock acquired.

38,461

6)   Percentage of issued Class (any treasury shares held by the
     listed company should not be taken into account when
     calculating percentage)

0.136%

7)   Number of shares/amount of stock disposed

-

8)   Percentage of issued Class (any treasury shares held by the
     listed company should not be taken into account when
     calculating percentage)

-

9)   Class of security

ORDINARY £1 SHARES

10)  Date of transaction

21/4/06

11)  Date listed company informed

3/5/06

12)  Total holding following this notification

4,530,028
               
13)  Total percentage holding of issued class following this notification
     (any treasury shares held by the listed company should not be taken
     into account when calculating percentage)

16.105%

14)  Any additional information

AVON RUBBER PLC
ISSUED SHARE CAPITAL
28,127,028


15)  Name of contact and telephone number for queries

P. J. FAIRBAIRN
01225 896860

16)  Name and signature of duly authorised officer of the listed company
     responsible for making this notification

     Date of Notification ....  4 MAY 2006  ....................



Letter to Avon Rubber dated 27 April 2006

GBP 1 ORDINARY SHARES ('SHARES')

We write to advise you that we, Schroder Investment Management Limited, have an 
interest in 4,530,028 shares which are held in portfolios managed by us on a 
discretionary basis for clients under investment management agreements.

Included in this figure are:

(i) 4,515,341 shares held in (a) unit trust(s) operated and managed by an 
    affiliated company, Schroder Unit Trusts Limited (SUTL), and registered or 
    to be registered in the name of Chase Nominees Limited;

(ii)14,687 shares neither registered nor to be registered in the name of 
    Schroder Nominees. The registration details are shown on the enclosed 
    Schedule A.

We believe that we, our subsidiary and affiliated company are therefore 
interested in an overall aggregate of 4,530,028 shares, representing some 
16,049% of the total number of shares in issue, namely 28,227,028.

This notification is made to you:

(a)     in respect of our interest as investment managers;

(b)     on behalf of SUTL in relation to the interests they are treated as 
        having respectively under the Companies Act 1985 (the Act); and

(c)     on behalf of Schroders plc, our holding company, which is treated as 
        having an interest in all of the above shares under the Act by virtue 
        of its ownership of SUTL and ourselves.

Albion Onojobi Compliance
Schroders


                        10P ORDINARY SHARES
                             SCHEDULE A
REGISTRATION                                    AMOUNT
NYKREDIT PORTEFOLJE ADMINISTRATION               5,589
CHASE MANHATTAN BANK                             9,098

TOTAL                                        6,959,872

                      This information is provided by RNS
            The company news service from the London Stock Exchange