Revenue Revenue Recognition and Deferred Revenue (Tables)

6 Months Ended

Jun. 30, 2018

Revenue Recognition and Deferred Revenue [Abstract]

Revenue from External Customers by Geographic Areas

Revenue by geographic area

	Three Months Ended				Six Months Ended
	June 30,		July 2,		June 30,		July 2,
(MILLIONS OF DOLLARS)	2018		2017		2018		2017
United States	$	677	$	623	$	1,311	$	1,228
Australia	51		43		99		83
Brazil	68		73		138		139
Canada	56		49		96		83
China	60		45		124		97
France	30		26		63		55
Germany	38		33		76		61
Italy	26		21		53		43
Japan	39		36		80		70
Mexico	26		21		50		39
Spain	30		23		55		43
United Kingdom	36		26		88		69
Other developed markets	89		76		168		144
Other emerging markets	179		162		364		323
	1,405		1,257		2,765		2,477
Contract Manufacturing	10		12		16		23
Total Revenue	$	1,415	$	1,269	$	2,781	$	2,500

Revenue from External Customers by Major Species

Revenue by major species

	Three Months Ended				Six Months Ended
	June 30,		July 2,		June 30,		July 2,
(MILLIONS OF DOLLARS)	2018		2017		2018		2017
U.S.
Livestock	$	271	$	269	$	563	$	551
Companion Animal	406		354		748		677
	677		623		1,311		1,228
International
Livestock	463		420		941		841
Companion Animal	265		214		513		408
	728		634		1,454		1,249
Contract Manufacturing	10		12		16		23
Total Revenue	$	1,415	$	1,269	$	2,781	$	2,500

Revenue from External Customers by Species

Revenue by species

	Three Months Ended				Six Months Ended
	June 30,		July 2,		June 30,		July 2,
(MILLIONS OF DOLLARS)	2018		2017		2018		2017
Livestock:
Cattle	$	396	$	382	$	812	$	768
Swine	165		148		340		308
Poultry	129		122		265		238
Fish	24		19		46		40
Other	20		18		41		38
	734		689		1,504		1,392
Companion Animal:
Dogs and Cats	630		533		1,179		1,015
Horses	41		35		82		70
	671		568		1,261		1,085
Contract Manufacturing	10		12		16		23
Total Revenue	$	1,415	$	1,269	$	2,781	$	2,500

Schedule of Significant Product Revenues

Revenue by major product category

	Three Months Ended				Six Months Ended
	June 30,		July 2,		June 30,		July 2,
(MILLIONS OF DOLLARS)	2018		2017		2018		2017
Vaccines	$	371	$	324	$	727	$	643
Anti-infectives	286		278		583		546
Other pharmaceuticals	337		282		656		554
Parasiticides	245		206		436		390
Medicated feed additives	114		121		251		244
Other non-pharmaceuticals	52		46		112		100
	1,405		1,257		2,765		2,477
Contract Manufacturing	10		12		16		23
Total Revenue	$	1,415	$	1,269	$	2,781	$	2,500