By Amber Murray The number of new homes built in England could fall to half of the government’s target without intervention, according to a new study. According to the FT, Savills has warned that the number of new builds could drop from 210,000 over the last five years to 160,000 this year due to higher borrowing costs. Both the current government and Labour have pledged to build 300,000 homes per year to address the shortfall in supply. Emily William, director of Savills residential research, attributed the decline in homebuilding to the planning system, higher building costs and weaker sales…