LEO – Léo s rats  ☾

Statistics

Breeding statistics

Breeding activity period	2005–2009 (4 years, 2 months)

Declared litters	11 litters, 91 pups
⨽ internal (born in the rattery)	⨽ 8 litters, 78 pups
⨽ external (other contributed litters)	⨽ 3 litters, 13 pups

All rat records	91 rats
⨽ females	⨽ 45 females (49.5 %)
⨽ males	⨽ 46 males (50.5 %)

Litter statistics

Average mother age	162 days (5.3 months)
Average father age	472 days (15.5 months)
Average litter size	8.3 pups per litter
Average sex ratio	1.022 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	78 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 26 rats (33.3 %)
⨽ presumed dead	⨽ 52 rats (66.7 %)

Average lifespan of bred rats	24.5 months (♀: 26.2 months – ♂: 22.9 months)
⨽ infant mortality excluded	⨽ 24.5 months (♀: 26.2 months – ♂: 22.9 months)
⨽ accidents excluded	⨽ 25.3 months (♀: 26.2 months – ♂: 24.4 months)

Oldest bred rat	LEO-PPK Bétadine (deceased at 3 years, 1 month, 4 days)

Death causes statistics

Primary death causes by decreasing frequency

26.92 %	Old age, natural death (from 24 month old minimum)
23.08 %	Respiratory
19.23 %	Other
7.69 %	Accidents, traumas, poisonings
7.69 %	Unknown cause
7.69 %	Neurological (brain, spinal cords, nerves)
3.85 %	Skin
3.85 %	Cardiovascular

Secondary death causes by decreasing frequency

26.92 %	*Old age, natural death (from 24 month old minimum)
19.23 %	*Respiratory
11.54 %	Undetermined tumor (affected organ unknown)
7.69 %	Domestic accident (crush, door...)
7.69 %	Undetermined cause (known date)
3.85 %	Skin tumor, skin cancer
3.85 %	Bronchitis, pneumonia
3.85 %	Heart failure, valvular disease
3.85 %	Stroke
3.85 %	Undetermined infection or abscess
3.85 %	*Other
3.85 %	*Neurological (brain, spinal cords, nerves)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	21/10/2009	PPK-NAN Rose	INC Aspergillus	11
✓	24/09/2008	IND Phobie	IND Justin	18
✓	04/07/2008	ABC Eclampsie	IND FatMax	1
✓	18/07/2007	RYT Marmotte	INC Sbarro	9
✓	16/07/2007	INC Alizine	Unknown	9
✓	05/05/2007	LEO Vibrisse	INC Sushi	13
✓	31/12/2006	INC Maya	Unknown	13
✓	30/12/2005	INC Razzia	LEO Muscat	3
✓	17/11/2005	INC Blue	LEO Chocolat	7
✓	07/09/2005	IND Pêche	Unknown	1

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	LEO10860M	LEO-PPK	Gustin †		24/09/2008	26 mo	Skin tumor, skin cancer	♂
✓	LEO7013M	LEO	Sully †		31/12/2006	– ?? –	No information	♂
✓	LEO7014F	LEO	Perle †		31/12/2006	26 mo	Undetermined infection or abscess	♀
✓	LEO7015M	LEO	Gaston †		31/12/2006	– ?? –	No information	♂
✓	LEO7016F	LEO	Moranis †	momo	31/12/2006	– ?? –	No information	♀
✓	LEO7350F	LEO	Vahinée †		31/12/2006	– ?? –	No information	♀
✓	LEO7351M	LEO	Aragorne †	Rat-Gorn	31/12/2006	– ?? –	No information	♂
✓	LEO7352F	LEO	Cyprine †		31/12/2006	– ?? –	No information	♀
✓	LEO7353M	LEO	Brigand †	Truducae giganteus	31/12/2006	– ?? –	No information	♂
✓	LEO7354M	LEO	Blenheim †	Peluchae amorphus	31/12/2006	– ?? –	No information	♂