RYT – La Rayatterie  ☾

Statistics

Breeding statistics

Breeding activity period	2005–2008 (3 years, 1 month)

Declared litters	7 litters, 59 pups
⨽ internal (born in the rattery)	⨽ 6 litters, 48 pups
⨽ external (other contributed litters)	⨽ 1 litter, 11 pups

All rat records	59 rats
⨽ females	⨽ 27 females (45.8 %)
⨽ males	⨽ 32 males (54.2 %)

Litter statistics

Average mother age	161 days (5.3 months)
Average father age	420 days (13.8 months)
Average litter size	8.4 pups per litter
Average sex ratio	1.185 (about 13 males for 11 females)

Lifespan statistics

Bred rats recorded as deceased	48 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 21 rats (43.8 %)
⨽ presumed dead	⨽ 27 rats (56.3 %)

Average lifespan of bred rats	24.4 months (♀: 26.5 months – ♂: 22.8 months)
⨽ infant mortality excluded	⨽ 24.4 months (♀: 26.5 months – ♂: 22.8 months)
⨽ accidents excluded	⨽ 24.4 months (♀: 26.5 months – ♂: 22.8 months)

Oldest bred rat	RYT-ABR Ventrapat' (deceased at 2 years, 9 months, 7 days)

Death causes statistics

Primary death causes by decreasing frequency

33.33 %	Unknown cause
23.81 %	Other
19.05 %	Respiratory
19.05 %	Old age, natural death (from 24 month old minimum)
4.76 %	Neurological (brain, spinal cords, nerves)

Secondary death causes by decreasing frequency

33.33 %	Undetermined cause (known date)
19.05 %	Undetermined tumor (affected organ unknown)
19.05 %	*Old age, natural death (from 24 month old minimum)
9.52 %	Bronchitis, pneumonia
9.52 %	*Respiratory
4.76 %	Undetermined infection or abscess
4.76 %	*Neurological (brain, spinal cords, nerves)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	25/04/2008	NAN Ivy	ABR-SGS breakbeat	7
✓	08/06/2007	RYT Sae	INC Simon	5
✓	08/12/2006	KRP Usagi	IND Voulk chez Lyrane	8
✓	03/07/2006	IND Djipsy	INC Freesbee	11
✓	18/04/2006	INC Leïa	Unknown	9
✓	01/12/2005	INC Ambrosia	Unknown	9
✓	06/03/2005	INC Raya	INC Sizzla	10

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	RYT921F	RYT	Luna †		06/03/2005	– ?? –	No information	♀
✓	RYT922F	RYT	Praline †		06/03/2005	– ?? –	No information	♀
✓	RYT923F	RYT	Maya †		06/03/2005	– ?? –	No information	♀
✓	RYT924F	RYT	Talia †		06/03/2005	26 mo	Undetermined cause	♀
✓	RYT927M	RYT	Pinceau †		06/03/2005	23 mo	Respiratory	♂
✓	RYT928M	RYT	Albi †		06/03/2005	25 mo	Respiratory	♂
✓	RYT929M	RYT	Flip †		06/03/2005	17 mo	Bronchitis, pneumonia	♂
✓	RYT940M	RYT	Joystick †		01/12/2005	21 mo	Undetermined cause	♂
✓	RYT25816M	RYT-ABR	Ventrapat' †		25/04/2008	33 mo	Old age, natural death	♂
✓	RYT6510F	RYT	Chibi-Usagi †	Chibi	08/12/2006	27 mo	Neurological	♀