Revenue Revenue Recognition and Deferred Revenue (Tables)

9 Months Ended

Sep. 30, 2021

Revenue Recognition and Deferred Revenue [Abstract]

Revenue from External Customers by Geographic Areas

The following tables present our revenue disaggregated by geographic area, species, and major product category:

Revenue by geographic area

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(MILLIONS OF DOLLARS)	2021		2020		2021		2020
United States	$	1,065	$	996	$	3,002	$	2,605
Australia	70		60		196		154
Brazil	78		62		227		181
Canada	56		50		169		144
Chile	32		24		100		72
China	72		66		289		198
France	31		29		98		82
Germany	47		38		135		112
Italy	30		28		87		63
Japan	43		39		140		133
Mexico	31		26		98		84
Spain	33		31		97		83
United Kingdom	61		44		173		125
Other developed markets	127		105		350		282
Other emerging markets	193		165		591		490
	1,969		1,763		5,752		4,808
Contract manufacturing & human health	21		23		57		60
Total Revenue	$	1,990	$	1,786	$	5,809	$	4,868

Revenue from External Customers by Major Species

Revenue by major species

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(MILLIONS OF DOLLARS)	2021		2020		2021		2020
U.S.
Companion animal	$	775	$	664	$	2,227	$	1,757
Livestock	290		332		775		848
	1,065		996		3,002		2,605
International
Companion animal	427		331		1,280		917
Livestock	477		436		1,470		1,286
	904		767		2,750		2,203
Contract manufacturing & human health	21		23		57		60
Total Revenue	$	1,990	$	1,786	$	5,809	$	4,868

Revenue from External Customers by Species

Revenue by species

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(MILLIONS OF DOLLARS)	2021		2020		2021		2020
Companion Animal:
Dogs and Cats	$	1,142	$	947	$	3,319	$	2,524
Horses	60		48		188		150
	1,202		995		3,507		2,674
Livestock:
Cattle	403		417		1,144		1,107
Swine	153		151		504		454
Poultry	124		129		389		412
Fish	56		45		132		101
Sheep and other	31		26		76		60
	767		768		2,245		2,134
Contract manufacturing & human health	21		23		57		60
Total Revenue	$	1,990	$	1,786	$	5,809	$	4,868

Schedule of Significant Product Revenues

Revenue by major product category

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(MILLIONS OF DOLLARS)	2021		2020		2021		2020
Vaccines	$	421	$	401	$	1,251	$	1,086
Parasiticides	396		305		1,246		867
Anti-infectives	329		349		909		870
Dermatology	326		257		859		681
Other pharmaceuticals	243		208		717		597
Medicated feed additives	99		102		314		336
Animal health diagnostics	95		87		283		216
Other non-pharmaceuticals	60		54		173		155
	1,969		1,763		5,752		4,808
Contract manufacturing & human health	21		23		57		60
Total Revenue	$	1,990	$	1,786	$	5,809	$	4,868