RNS Number:7326K
Carbo PLC
6 May 2003

                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

     CARBO PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     SILVERSLAGGAN A.B.

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

     AS IN (2)

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

     UNIBANK A.S.

5)   Number of shares/amount of stock acquired.

     100,000

6)   (1.26%) of issued Class


7)   Number of shares/amount of stock disposed



8)   (N/A%) of issued Class


9)   Class of security

     ORDINARY 10P

10)  Date of transaction

     30/4/03

11)  Date company informed

     6/5/03

12)  Total holding following this notification

     1,191,580
                    
13)  Total percentage holding of issued class following this notification

     15.06%

14)  Any additional information

     -

15)  Name of contact and telephone number for queries

     P G FIRTH
     0161 872 8291

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

     Date of Notification      6 MAY 2003



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