17 Borrowings

Group2016
£m
2015
£m
Non-current liabilities
Bonds4,439.24,239.6
Bank and other term borrowings2,069.61,827.7
6,508.86,067.3
Current liabilities
Bonds425.9
Bank and other term borrowings437.7127.9
Book overdrafts (see note 16)31.524.3
469.2578.1
6,978.06,645.4

For further details of the principal economic terms and conditions of outstanding borrowings see note A3.

Company2016
£m
2015
£m
Non-current liabilities
Amounts owed to subsidiary undertakings1,636.91,609.4
1,636.91,609.4
Current liabilities
Book overdrafts (see note 16)0.50.4
0.50.4
1,637.41,609.8

Borrowings are unsecured and are measured at amortised cost. The carrying amounts of borrowings approximate their fair value.