CAY – Co-rAt-Ya  ☾

Statistics

Breeding statistics

Breeding activity period	2007–2009 (2 years, 2 months)

Declared litters	3 litters, 33 pups
⨽ internal (born in the rattery)	⨽ 2 litters, 22 pups
⨽ external (other contributed litters)	⨽ 1 litter, 11 pups

All rat records	33 rats
⨽ females	⨽ 15 females (45.5 %)
⨽ males	⨽ 18 males (54.5 %)

Litter statistics

Average mother age	171 days (5.6 months)
Average father age	623 days (20.4 months)
Average litter size	11 pups per litter
Average sex ratio	1.2 (about 6 males for 5 females)

Lifespan statistics

Bred rats recorded as deceased	22 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 19 rats (86.4 %)
⨽ presumed dead	⨽ 3 rats (13.6 %)

Average lifespan of bred rats	22.4 months (♀: 22.6 months – ♂: 22.2 months)
⨽ infant mortality excluded	⨽ 22.4 months (♀: 22.6 months – ♂: 22.2 months)
⨽ accidents excluded	⨽ 22.9 months (♀: 22.6 months – ♂: 23.2 months)

Oldest bred rat	CAY-ABR Wampee (deceased at 2 years, 8 months, 23 days)

Death causes statistics

Primary death causes by decreasing frequency

31.58 %	Other
26.32 %	Old age, natural death (from 24 month old minimum)
10.53 %	Respiratory
10.53 %	Unknown cause
10.53 %	Accidents, traumas, poisonings
5.26 %	Reproductive system
5.26 %	Neurological (brain, spinal cords, nerves)

Secondary death causes by decreasing frequency

26.32 %	*Old age, natural death (from 24 month old minimum)
21.05 %	Undetermined tumor (affected organ unknown)
10.53 %	Undetermined infection or abscess
10.53 %	Undetermined cause (known date)
5.26 %	Other reproductive system disorder
5.26 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
5.26 %	Stroke
5.26 %	Bronchitis, pneumonia
5.26 %	Domestic accident (crush, door...)
5.26 %	*Respiratory

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	19/05/2009	IND Litchie	MAK-BFC Makroud	13
✓	23/08/2007	CAY-MAK Chaussette	IND Dim de chez Sofane	11
✓	17/03/2007	IND Azalé	MAK Goulash	9

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	CAY15881M	CAY-ABR	Tipiak †		19/05/2009	22 mo	Other reproductive system disorder	♂
✓	CAY23246M	CAY-ABR	Pitouche †	kumquat	19/05/2009	20 mo	Undetermined tumor	♂
✓	CAY23247M	CAY-ABR	Quinoa †		19/05/2009	– ?? –	No information	♂
✓	CAY23248F	CAY-ABR	Mangue †		19/05/2009	27 mo	Old age, natural death	♀
✓	CAY23249M	CAY-ABR	Melon †		19/05/2009	27 mo	Old age, natural death	♂
✓	CAY23250F	CAY-ABR	Wampee †		19/05/2009	33 mo	Old age, natural death	♀
✓	CAY15880M	CAY-ABR	Kiwi †		19/05/2009	14 mo	Domestic accident	♂
✓	CAY18002F	CAY-ABR	Criquette Rockwell †		19/05/2009	– ?? –	No information	♀
✓	CAY18003F	CAY-ABR	Siouxsie Sioux †		19/05/2009	– ?? –	No information	♀
✓	CAY19111F	CAY-ABR	Aki †		19/05/2009	18 mo	Stroke	♀