""And inferring that mothers are the ones responsible.""
No it isn't. It's being stated that there's a higher level of deprivation generally going back a generation that isn't being addressed.
Generally these Woman haven't just reached Adulthood without the issues that would stop them Parenting successfully being obvious in the Teenage years.
Liverpool has been hardest hit by the "Cuts", the cost will be picked up (and higher) by SS and the cost to all involved.
This carries on a generation and suddenly we wonder why the Criminal Justice Bill is higher, for example.
Vulnerable Peosple are paying the price of the cuts, as they've always done, but it needs to be recognised that so do their children.