Earnings Per Share

12 Months Ended

Dec. 31, 2024

Earnings Per Share [Abstract]

Earnings per Share

17. Earnings per Share

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

	Year Ended December 31,
(MILLIONS OF DOLLARS AND SHARES, EXCEPT PER SHARE DATA)	2024		2023		2022
Numerator
Net income before allocation to noncontrolling interests	$	2,496	$	2,340	$	2,111
Less: net income/(loss) attributable to noncontrolling interests	10		(4)		(3)
Net income attributable to Zoetis Inc.	$	2,486	$	2,344	$	2,114
Denominator
Weighted-average common shares outstanding	454.200		461.172		468.891
Common stock equivalents: stock options, RSUs, DSUs and PSUs	0.648		1.097		1.494
Weighted-average common and potential dilutive shares outstanding	454.848		462.269		470.385
Earnings per share attributable to Zoetis Inc. stockholders—basic	$	5.47	$	5.08	$	4.51
Earnings per share attributable to Zoetis Inc. stockholders—diluted	$	5.47	$	5.07	$	4.49

The number of stock options outstanding under the company's Equity Plan that were excluded from the computation of diluted earnings per share, as the effect would have been antidilutive, were not material for the years ended December 31, 2024, 2023 and 2022.