RTF – Rats tafia  ☾

Statistics

Breeding statistics

Breeding activity period	2004–2008 (4 years, 8 months)

Declared litters	10 litters, 29 pups
⨽ internal (born in the rattery)	⨽ 8 litters, 21 pups
⨽ external (other contributed litters)	⨽ 2 litters, 8 pups

All rat records	30 rats
⨽ females	⨽ 18 females (60 %)
⨽ males	⨽ 12 males (40 %)

Litter statistics

Average mother age	241 days (7.9 months)
Average father age	443 days (14.5 months)
Average litter size	2.9 pups per litter
Average sex ratio	0.667 (about 3 females for 2 males)

Lifespan statistics

Bred rats recorded as deceased	23 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 10 rats (43.5 %)
⨽ presumed dead	⨽ 13 rats (56.5 %)

Average lifespan of bred rats	28.2 months (♀: 28.5 months – ♂: 27.4 months)
⨽ infant mortality excluded	⨽ 28.2 months (♀: 28.5 months – ♂: 27.4 months)
⨽ accidents excluded	⨽ 28.2 months (♀: 28.5 months – ♂: 27.4 months)

Oldest bred rat	RTF Nénette (deceased at 3 years, 5 months, 6 days)

Death causes statistics

Primary death causes by decreasing frequency

50 %	Other
20 %	Unknown cause
20 %	Old age, natural death (from 24 month old minimum)
10 %	Respiratory

Secondary death causes by decreasing frequency

20 %	Undetermined cause (known date)
20 %	Undetermined tumor (affected organ unknown)
20 %	*Old age, natural death (from 24 month old minimum)
10 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
10 %	Undetermined infection or abscess
10 %	Bronchitis, pneumonia
10 %	*Other

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	14/11/2008	INC Lyta Alexander	Unknown	2
✓	15/10/2008	RTF Cosette	RTF Régulus	2
✓	22/11/2006	RTF Sepia	GRN-RTF Soviet'	4
✓	22/11/2006	RTF Mima	GRN-RTF Soviet'	5
✓	19/04/2006	RTF Narnia	INC Bernardo	2
✓	29/01/2006	RLL Kobal	RTF Gandhalf	6
✓	10/10/2005	RTF Karaba	MAK-TDK Thor	1
✓	24/04/2005	INC Acethyl	RTF Gandhalf	3
✓	01/09/2004	INC Lipstick	ABC Cyclone	2
✓	10/03/2004	INC Salem	Unknown	2

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	RTF15938F	RTF	Rita †		22/11/2006	– ?? –	No information	♀
✓	RTF22562F	RTF	Nénette †		14/11/2008	41 mo	Undetermined tumor	♀
✓	RTF15425M	RTF	Nikopol †		15/10/2008	25 mo	Undetermined infection or abscess	♂
✓	RTF24295F	RTF	Pion Pion †		22/11/2006	24 mo	Undetermined cause	♀
✓	RTF24296F	RTF	Brume †		22/11/2006	24 mo	Bronchitis, pneumonia	♀
✓	RTF15416F	RTF	Blije †		15/10/2008	26 mo	Undetermined tumor	♀
✓	RTF5146F	RTF	Louna †		01/09/2004	22 mo	Undetermined cause	♀
✓	RTF5147M	RTF	Ouragan †		01/09/2004	32 mo	Old age, natural death	♂
✓	RTF715M	RTF	Gandhalf †	Gandhalf	10/03/2004	26 mo	Virus, epidemic outbreak, etc.	♂
✓	RTF8691F	RTF	Narnia †		10/10/2005	32 mo	Old age, natural death	♀