pre_text: 2 Alternative performance measures continued Return on capital employed (ROCE) ROCE measures effective management of fixed assets and working capital relative to the profitability of the business. It is calculated as adjusted operating profit divided by average capital employed. More information on ROCE can be found in the Capital Employed and ROCE sections of the Financial Review on page 57. An analysis of the components is as follows:
table: 2019 2018
table: £m £m
table: Property, plant and equipment 251.2 230.8
table: Right-of-use assets (IFRS 16) 40.8 –
table: Prepayments 0.9 6.2
table: Inventories 185.9 160.6
table: Trade receivables 240.7 245.1
table: Other current assets 35.3 32.9
table: Tax recoverable 8.4 4.6
table: Trade, other payables and current provisions (178.3) (172.0)
table: Current tax payable (26.7) (23.7)
table: Capital employed 558.2 484.5
table: Average capital employed 521.4 482.2
table: Average capital employed (excluding IFRS 16) 501.0 482.2
table: Operating profit 245.0 299.1
table: Adjustments (see adjusted operating profit on page 160) 37.7 (34.2)
table: Adjusted operating profit 282.7 264.9
table: Adjusted operating profit (excluding IFRS 16) 281.4 264.9
table: Return on capital employed 54.2% 54.9%
table: Return on capital employed (excluding IFRS 16) 56.2% 54.9%
question: Analyse this data from a financial earnings document. What was the change in the adjusted operating profit in 2019 from 2018?