Revenue Revenue Recognition and Deferred Revenue (Tables)

9 Months Ended

Sep. 30, 2020

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)	2020		2019		2020		2019
United States	$	996	$	844	$	2,605	$	2,342
Australia	60		53		154		150
Brazil	62		72		181		206
Canada	50		47		144		142
Chile	24		22		72		64
China	66		40		198		156
France	29		24		82		83
Germany	38		35		112		111
Italy	28		26		63		82
Japan	39		39		133		118
Mexico	26		29		84		87
Spain	31		29		83		86
United Kingdom	44		46		125		145
Other developed markets	105		98		282		269
Other emerging markets	165		161		490		482
	1,763		1,565		4,808		4,523
Contract manufacturing & human health	23		19		60		63
Total Revenue	$	1,786	$	1,584	$	4,868	$	4,586

Revenue from External Customers by Major Species

Revenue by major species

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(MILLIONS OF DOLLARS)	2020		2019		2020		2019
U.S.
Companion animal	$	664	$	550	$	1,757	$	1,495
Livestock	332		294		848		847
	996		844		2,605		2,342
International
Companion animal	331		284		917		866
Livestock	436		437		1,286		1,315
	767		721		2,203		2,181
Contract manufacturing & human health	23		19		60		63
Total Revenue	$	1,786	$	1,584	$	4,868	$	4,586

Revenue from External Customers by Species

Revenue by species

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(MILLIONS OF DOLLARS)	2020		2019		2020		2019
Companion Animal:
Dogs and Cats	$	947	$	789	$	2,524	$	2,231
Horses	48		45		150		130
	995		834		2,674		2,361
Livestock:
Cattle	417		389		1,107		1,148
Swine	151		142		454		449
Poultry	129		135		412		417
Fish	45		42		101		90
Sheep and other	26		23		60		58
	768		731		2,134		2,162
Contract manufacturing & human health	23		19		60		63
Total Revenue	$	1,786	$	1,584	$	4,868	$	4,586

Schedule of Significant Product Revenues

Revenue by major product category

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(MILLIONS OF DOLLARS)	2020		2019		2020		2019
Vaccines	$	401	$	364	$	1,086	$	1,092
Anti-infectives	349		312		870		891
Parasiticides	305		243		867		740
Dermatology	257		222		681		566
Other pharmaceuticals	208		196		597		573
Medicated feed additives	102		112		336		339
Animal health diagnostics	87		69		216		194
Other non-pharmaceuticals	54		47		155		128
	1,763		1,565		4,808		4,523
Contract manufacturing & human health	23		19		60		63
Total Revenue	$	1,786	$	1,584	$	4,868	$	4,586