LRL – La Renardiere lorraine  ☾

Statistics

Breeding statistics

Breeding activity period	2008–2011 (3 years, 5 months)

Declared litters	29 litters, 188 pups
⨽ internal (born in the rattery)	⨽ 20 litters, 128 pups
⨽ external (other contributed litters)	⨽ 9 litters, 60 pups

All rat records	191 rats
⨽ females	⨽ 108 females (56.5 %)
⨽ males	⨽ 83 males (43.5 %)

Litter statistics

Average mother age	226 days (7.4 months)
Average father age	424 days (13.9 months)
Average litter size	6.5 pups per litter
Average sex ratio	0.769 (about 13 females for 10 males)

Lifespan statistics

Bred rats recorded as deceased	154 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 45 rats (29.2 %)
⨽ presumed dead	⨽ 109 rats (70.8 %)

Average lifespan of bred rats	18.3 months (♀: 19.5 months – ♂: 15.7 months)
⨽ infant mortality excluded	⨽ 18.7 months (♀: 20.2 months – ♂: 15.7 months)
⨽ accidents excluded	⨽ 19.9 months (♀: 20.9 months – ♂: 17.8 months)

Oldest bred rat	LRL adige (deceased at 3 years, 2 months, 27 days)

Death causes statistics

Primary death causes by decreasing frequency

24.44 %	Old age, natural death (from 24 month old minimum)
24.44 %	Other
24.44 %	Unknown cause
8.89 %	Respiratory
6.67 %	Neurological (brain, spinal cords, nerves)
6.67 %	Accidents, traumas, poisonings
2.22 %	Cardiovascular
2.22 %	Infant mortality (up to 6 week old)

Secondary death causes by decreasing frequency

24.44 %	Undetermined cause (known date)
24.44 %	*Old age, natural death (from 24 month old minimum)
17.78 %	Undetermined tumor (affected organ unknown)
6.67 %	Domestic accident (crush, door...)
6.67 %	Bronchitis, pneumonia
4.44 %	Stroke
4.44 %	*Other
2.22 %	Undetermined infection or abscess
2.22 %	Heart failure, valvular disease
2.22 %	Malformation, hydrocephalus
2.22 %	*Neurological (brain, spinal cords, nerves)
2.22 %	*Respiratory

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
♺	20/11/2011	RB. dixy	Unknown	1
✓	17/08/2011	LRL okumi	IND pouilpouille	6
✓	25/06/2011	LRL-RCT Cassiopée	RZA Guizmo	5
✓	12/04/2011	IND havane	RCT Worms	8
✓	21/02/2011	MAA Téquila	RZA Maranello	7
✓	20/01/2011	RB. dixy	Unknown	13
✓	29/12/2010	INC albi	Unknown	1
✓	10/12/2010	INC Abby	MRD SKIPY	12
✓	16/11/2010	RLV Mélodie	IND twix	12
✓	07/11/2010	IND havane	IND purple	14

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	LRL15629M	LRL	Crumble †		22/07/2008	– ?? –	No information	♂
✓	LRL23459F	LRL	Twisty Pop †		20/01/2011	– ?? –	No information	♀
✓	LRL15977F	LRL	tékila †	sale gosse	30/10/2008	25 mo	Old age, natural death	♀
✓	LRL20077M	LRL	Crypton †		22/05/2010	– ?? –	No information	♂
✓	LRL23492F	LRL	Army †		20/01/2011	12 mo	Undetermined tumor	♀
✓	LRL23491F	LRL	Mei †	mei	20/01/2011	28 mo	Old age, natural death	♀
✓	LRL24781F	LRL	HAMYA †	HAMY	12/04/2011	– ?? –	No information	♀
✓	LRL21026F	LRL-RCT	Cassiopée †		27/08/2010	– ?? –	No information	♀
✓	LRL26162F	LRL	NEPTUNE †		25/06/2011	– ?? –	No information	♀
✓	LRL26163F	LRL	Ipe †		25/06/2011	– ?? –	No information	♀