Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2011

Earnings Per Share [Abstract]

Schedule of Calculation of Numerator and Denominator in Earnings Per Share

	3 months to	3 months to	9 months to	9 months to
	September 30,	September 30,	September 30,	September 30,
	2011	2010	2011	2010
	$’M	$’M	$’M	$’M
Amounts attributable to Shire plc shareholders
Numerator for basic earnings per share	192.9	96.3	609.7	422.7
	_________________	_________________	_________________	_________________
Interest on convertible bonds, net of tax 1	8.4	0.0	25.2	25.2
	_________________	_________________	_________________	_________________
Numerator for diluted earnings per share	201.3	96.3	634.9	447.9
	_________________	_________________	_________________	_________________
Weighted average number of shares:
	Millions	Millions	Millions	Millions
	_________________	_________________	_________________	_________________
Basic 2	551.3	547.0	551.2	546.1
Effect of dilutive shares:
Share based awards to employees 3	9.0	9.7	10.4	10.4
Convertible bonds 2.75% due 2014 4	33.5	0.0	33.4	33.2
	_________________	_________________	_________________	_________________
Diluted	593.8	556.7	595.0	589.7
	_________________	_________________	_________________	_________________

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

		3 months to	3 months to	9 months to	9 months to
		September 30,	September 30,	September 30,	September 30,
		2011	2010	2011	2010
		No. of shares	No. of shares	No. of shares	No. of shares
		Millions	Millions	Millions	Millions
		_________________	_________________	_________________	_________________
Share awards	1	3.2	3.6	3.9	8.9
Convertible bonds 2.75% due 2014	2	-	33.2	-	-
		_________________	_________________	_________________	_________________