RSF – Les rastafaris  ☾

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Statistics

Breeding statistics

Breeding activity period	2012–2017 (4 years, 5 months)

Declared litters	18 litters, 160 pups
⨽ internal (born in the rattery)	⨽ 17 litters, 159 pups
⨽ external (other contributed litters)	⨽ 1 litter, 1 pup

All rat records	160 rats
⨽ females	⨽ 78 females (48.8 %)
⨽ males	⨽ 82 males (51.3 %)

Litter statistics

Average mother age	254 days (8.3 months)
Average father age	450 days (14.8 months)
Average litter size	8.9 pups per litter
Average sex ratio	1.051 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	159 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 50 rats (31.4 %)
⨽ presumed dead	⨽ 109 rats (68.6 %)

Average lifespan of bred rats	18 months (♀: 21 months – ♂: 14.5 months)
⨽ infant mortality excluded	⨽ 21 months (♀: 23.6 months – ♂: 17.6 months)
⨽ accidents excluded	⨽ 24.7 months (♀: 26.9 months – ♂: 21.5 months)

Oldest bred rat	RSF Obéah (deceased at 3 years, 2 months, 9 days)

Death causes statistics

Primary death causes by decreasing frequency

24 %	Other
22 %	Accidents, traumas, poisonings
20 %	Old age, natural death (from 24 month old minimum)
14 %	Infant mortality (up to 6 week old)
8 %	Unknown cause
6 %	Respiratory
4 %	Neurological (brain, spinal cords, nerves)
2 %	Cardiovascular

Secondary death causes by decreasing frequency

20 %	Domestic accident (crush, door...)
20 %	*Old age, natural death (from 24 month old minimum)
12 %	Undetermined infection or abscess
12 %	Stillborn
10 %	Undetermined tumor (affected organ unknown)
8 %	Undetermined cause (known date)
4 %	Stroke
4 %	*Respiratory
2 %	Heart failure, valvular disease
2 %	Bronchitis, pneumonia
2 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
2 %	*Other
2 %	*Infant mortality (up to 6 week old)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	08/03/2017	RSF Thallie	RSF Fenrir	7
✓	20/12/2016	IND Scrachy	RSF Beatles	12
✓	02/09/2016	RSF Witch	RSF Beatles	12
✓	27/07/2016	RSF Witch	RSF Beatles	3
✓	27/07/2016	RSF Penny lane	IND Ringo	9
✓	27/03/2016	RSF Penny lane	IND Ringo	2
✓	17/01/2016	IND Rasta	RSF Grinder	9
✓	15/01/2016	RSF Ska	IND Ringo	14
✓	14/12/2015	IND Abbie	RSF Butler	11
✓	11/07/2015	RSF Root's	IND Bob	11

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	RSF43116F	RSF	Shenzie †		15/03/2015	22 mo	Undetermined cause	♀
✓	RSF45885F	RSF	Lipton †	Flo	15/01/2016	30 mo	Old age, natural death	♀
✓	RSF43114F	RSF	Leia †	sarabi	15/03/2015	30 mo	Undetermined tumor	♀
✓	RSF43119F	RSF	Nala †		15/03/2015	25 mo	Stroke	♀
✓	RSF48240M	RSF	Tao †	Lucifer	20/12/2016	– ?? –	No information	♂
✓	RSF48241M	RSF	Massaï †	Pataud	20/12/2016	– ?? –	No information	♂
✓	RSF49153M	RSF	Synakhomenos †		08/03/2017	12 mo	Veterinary accident	♂
✓	RSF48140F	RSF	Pénélope †		27/07/2016	– ?? –	No information	♀
✓	RSF48141F	RSF	Melpomène †		27/07/2016	– ?? –	No information	♀
✓	RSF48143F	RSF	Calliope †		27/03/2016	– ?? –	No information	♀