Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2023

Earnings Per Share [Abstract]

Basic and Diluted Earnings Per Share

The following table presents the calculation of basic and diluted earnings per share:

	Three Months Ended
(MILLIONS OF DOLLARS AND SHARES, EXCEPT PER SHARE DATA)	March 31,
	2023		2022
Numerator
Net income before allocation to noncontrolling interests	$	551	$	594
Less: Net loss attributable to noncontrolling interests	(1)		(1)
Net income attributable to Zoetis Inc.	$	552	$	595
Denominator
Weighted-average common shares outstanding	463.5		472.2
Common stock equivalents: stock options, RSUs, PSUs and DSUs	1.1		1.9
Weighted-average common and potential dilutive shares outstanding	464.6		474.1
Earnings per share attributable to Zoetis Inc. stockholders—basic	$	1.19	$	1.26
Earnings per share attributable to Zoetis Inc. stockholders—diluted	$	1.19	$	1.26