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Inventories
6 Months Ended
Dec. 31, 2019
Inventories [Abstract]  
Inventories
Inventories
 
 
31 December 2019

 
30 June 2019

 
31 December 2018

 
 
£ million

 
£ million

 
£ million

Raw materials and consumables
 
322

 
338

 
327

Work in progress
 
59

 
46

 
51

Maturing inventories
 
4,358

 
4,334

 
4,201

Finished goods and goods for resale
 
720

 
754

 
697

 
 
5,459

 
5,472

 
5,276