LIV – les petits livernien  ☾

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Statistics

Breeding statistics

Breeding activity period	2013–2015 (2 years, 1 month)

Declared litters	5 litters, 26 pups
⨽ internal (born in the rattery)	⨽ 3 litters, 24 pups
⨽ external (other contributed litters)	⨽ 2 litters, 2 pups

All rat records	26 rats
⨽ females	⨽ 8 females (30.8 %)
⨽ males	⨽ 18 males (69.2 %)

Litter statistics

Average mother age	247 days (8.1 months)
Average father age	525 days (17.2 months)
Average litter size	5.2 pups per litter
Average sex ratio	2.25 (about 9 males for 4 females)

Lifespan statistics

Bred rats recorded as deceased	24 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 17 rats (70.8 %)
⨽ presumed dead	⨽ 7 rats (29.2 %)

Average lifespan of bred rats	6.1 months (♀: 5.1 months – ♂: 6.5 months)
⨽ infant mortality excluded	⨽ 6.1 months (♀: 5.1 months – ♂: 6.5 months)
⨽ accidents excluded	⨽ 6.5 months (♀: 5.1 months – ♂: 7 months)

Oldest bred rat	LIV Razmau (deceased at 2 years, 1 month, 5 days)

Death causes statistics

Primary death causes by decreasing frequency

70.59 %	Unknown cause
11.76 %	Accidents, traumas, poisonings
11.76 %	Other
5.88 %	Old age, natural death (from 24 month old minimum)

Secondary death causes by decreasing frequency

70.59 %	Undetermined cause (known date)
11.76 %	*Other
5.88 %	Domestic accident (crush, door...)
5.88 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
5.88 %	*Old age, natural death (from 24 month old minimum)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	07/10/2015	IND Leeloo	INC Merlin	8
✓	27/07/2015	INC Larah	LIV Frisbee	12
✓	21/04/2014	IND Kensa	IND Mocho	1
✓	16/01/2014	GME-TDB Doli	INC Abel	1
✓	05/09/2013	INC Mama	Unknown	4

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	LIV44564F	LIV	Médusa †	Lou	27/07/2015	17 mo	Undetermined cause	♀
✓	LIV44570M	LIV	Ginger †	Laura	27/07/2015	– ?? –	No information	♀
✓	LIV45106M	LIV-TDB	Loukas †		07/10/2015	6 mo	Fights, injuries, etc.	♂
✓	LIV45107M	LIV-TDB	Sonik †		07/10/2015	5 mo	Undetermined cause	♂
✓	LIV44561M	LIV	Levis †		27/07/2015	– ?? –	No information	♂
✓	LIV44526F	LIV	Hima †		27/07/2015	– ?? –	No information	♀
✓	LIV44535F	LIV	Nézumi †		05/09/2013	– ?? –	No information	♀
✓	LIV45103M	LIV-TDB	Vlad †		07/10/2015	– ?? –	No information	♂
✓	LIV45104M	LIV-TDB	Goa †		07/10/2015	– ?? –	No information	♂
✓	LIV45105M	LIV-TDB	Sao †		07/10/2015	– ?? –	No information	♂