A Limited acquired $100\%$ of the share capital of B Limited for a purchase consideration of $$340000.$ At acquisition date, the net fair value of B Ltd$\text{'}$s assets, liabilities and contingent liabilities was $ $260000$ including goodwill with a carrying amount of $ $10000.$ The company tax rate is $30\%.$ The unrecorded amount of goodwill that must be recognised on the consolidation worksheet is: