[4][5] During the Second World War some 47% of pedigree sow registrations were from the Essex and Wessex breeds.

By 1954 the two breeds accounted for no more than 22% of sow registrations and fewer than 10% of registered boars.

[6] The recommendation of the time was to cross-breed saddleback sows with a white boar to produce a dual-purpose pig, for both pork and bacon production.

[10]: 566 The British Saddleback is hardy and forages well, and is suitable for extensive management.

[1] It is among the most prolific of British pig breeds, with an average litter size of approximately 10;[10]: 566 [1][9] sows have good maternal qualities.