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Taxation (Tables)
6 Months Ended
Jun. 30, 2019
Text block [abstract]  
Summary of Tax Effects of Components of Other Comprehensive Income

Tax effects of components of other comprehensive income were as follows:

 

     First Half 2019      First Half 2018
Restated(a)
 

million

   Before
tax
     Tax
(charge)/
credit
    After
tax
     Before
tax
    Tax
(charge)/
credit
    After
tax
 

Gains/(losses) on

              

Equity instruments at fair value through other comprehensive income

     16        –         16        (4     –         (4

Cash flow hedges

     89        (6     83        32       4       36  

Remeasurements of defined benefit pension plans

     274        (7     267        206       (64     142  

Currency retranslation gains/(losses)

     68        (4     64        (756     1       (755
  

 

 

    

 

 

   

 

 

    

 

 

   

 

 

   

 

 

 

Other comprehensive income

     447        (17     430        (522     (59     (581
  

 

 

    

 

 

   

 

 

    

 

 

   

 

 

   

 

 

 

 

(b)

Restated following adoption of IFRS 16. Refer note 1 and note 9.