Holding in Company

Senior PLC
20 April 2001


                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

     SENIOR PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     THE CAPITAL GROUP COMPANIES INC.

3)   Please state whether notification indicates that it is in respect of 
     holding of the Shareholder named in 2 above or 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

     SHARE HOLDER NAMED IN 2 ABOVE

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

     SEE LETTER BELOW

5)   Number of shares/amount of stock acquired.



6)   (N/A %) of issued Class

7)   Number of shares/amount of stock disposed



8)   (N/A %) of issued Class

9)   Class of security

     ORDINARY SHARES OF 10P EACH

10)  Date of transaction



11)  Date company informed

     20 APRIL 2001

12)  Total holding following this notification

     16,647,900
               
13)  Total percentage holding of issued class following this notification

     5.42%

14)  Any additional information



15)  Name of contact and telephone number for queries

     L. GRANT      01923 714712

16)  Name and signature of authorised company official responsible for 
     making this notification

     Date of Notification .....20 APRIL 2001...................


Letter to Senior Plc
19 April 2001

Re: Section 198 Notification

Below is a Section 198 Notification dated 18 April 2001.

Please note that one or more of the affiliates of The Capital Group Companies,
Inc. have made notifications to your company pursuant to Section 198 previously.
For a description of our organization, please visit our Web site at
www.capgroup.com.

For the purposes of this Notification an outstanding share balance of
307,380,913 shares was used to calculate the percentages of holdings of the 
relevant share capital which determine the notifiable interest. 


18 April 2001
                           SECTION 198 NOTIFICATION
                           Notification of Decrease

This Notice is given by The Capital Group Companies, Inc. on behalf of its 
affiliates, including Capital Guardian Trust Company and Capital International,
Inc., pursuant to Section 198 of the Companies Act 1985.

The interest in the relevant share capital indicated below arises by virtue of
holdings attributed to the Companies (see Schedule A).  These holdings form part
of funds managed on behalf of investment clients by the Companies.

Share capital to which this relates:

Ordinary Shares (307,380,913 shares outstanding)

Number of shares in which the Companies have an interest:  16,647,900

Name(s) of registered holder(s):   See Schedule B


SCHEDULE A

As of 18 April 2001

Senior Plc

                                                     Number of      Percent of
                                                     Shares         Outstanding

The Capital Group Companies, Inc. ('CG') Holdings    16,647,900        5.42%

Holdings by CG Management Companies and Funds

*Capital Guardian Trust Company                      16,152,900        5.26%

*Capital International, Inc.                            495,000        0.16%


SCHEDULE B

                        Schedule of holdings in Senior Plc
                                As of 18 April 2001

                          CAPITAL GUARDIAN TRUST COMPANY


Registered Name                                                  Local Shares

State Street Nominees Limited                                        557,700

Chase Nominees Limited                                            10,976,800

Midland Bank Plc                                                   3,759,800

Nortrust Nominees                                                    858,600
     
TOTAL                                                             16,152,900

                            CAPITAL INTERNATIONAL, INC.

Registered Name                                                  Local Shares

Chase Nominees Limited                                               495,000

TOTAL                                                                495,000