ZOF – zest of rat  ☾

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Statistics

Breeding statistics

Breeding activity period	2012–2014 (2 years, 5 months)

Declared litters	6 litters, 43 pups
⨽ internal (born in the rattery)	⨽ 5 litters, 34 pups
⨽ external (other contributed litters)	⨽ 1 litter, 9 pups

All rat records	49 rats
⨽ females	⨽ 25 females (51 %)
⨽ males	⨽ 24 males (49 %)

Litter statistics

Average mother age	247 days (8.1 months)
Average father age	590 days (19.3 months)
Average litter size	7.2 pups per litter
Average sex ratio	0.96 (about 1 female for 1 male)

Lifespan statistics

Bred rats recorded as deceased	40 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 15 rats (37.5 %)
⨽ presumed dead	⨽ 25 rats (62.5 %)

Average lifespan of bred rats	23 months (♀: 25.1 months – ♂: 20.6 months)
⨽ infant mortality excluded	⨽ 23 months (♀: 25.1 months – ♂: 20.6 months)
⨽ accidents excluded	⨽ 24.1 months (♀: 28.1 months – ♂: 20.6 months)

Oldest bred rat	ZOF Chucky (deceased at 2 years, 11 months, 24 days)

Death causes statistics

Primary death causes by decreasing frequency

26.67 %	Respiratory
20 %	Other
20 %	Old age, natural death (from 24 month old minimum)
13.33 %	Accidents, traumas, poisonings
13.33 %	Unknown cause
6.67 %	Eye, ear, mouth, face

Secondary death causes by decreasing frequency

20 %	Undetermined tumor (affected organ unknown)
20 %	*Old age, natural death (from 24 month old minimum)
13.33 %	Undetermined cause (known date)
13.33 %	Bronchitis, pneumonia
13.33 %	*Respiratory
6.67 %	Domestic accident (crush, door...)
6.67 %	Zymbal gland tumor
6.67 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	16/07/2014	PRS Perla	ZOF hannibal	9
✓	24/07/2013	ZOF Samara	DM7 Flocon	1
✓	06/10/2012	IND Carrie Bradshaw	IND Mr Edward	9
✓	17/05/2012	LCN Ébène	Unknown	1
✓	18/03/2012	LCN Ébène	Unknown	11
✓	08/02/2012	IND Lily	IND négro	12

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
♺	2BK58616F	ZOF	BLANCHE †	blanchounette	15/08/2021	13 mo	Undetermined cause	♀
✓	MIL57238M	ZOF	Neon †		03/05/2022	15 mo	Bronchitis, pneumonia	♂
♺	2BK58870F	ZOF	Jupiter		16/03/2023	32 mo	– alive –	♀
✓	ZOF29261F	ZOF	Elvire †	Erymanthe	08/02/2012	20 mo	Zymbal gland tumor	♀
✓	MIL54854F	ZOF	Milky Way †		02/12/2020	23 mo	Veterinary accident	♀
✓	HKM53603F	ZOF	Lilake †		18/12/2019	32 mo	Old age, natural death	♀
✓	AR455240M	ZOF	MALOW de L'arbre à Rats †	Malow	04/02/2021	11 mo	Respiratory	♂
✓	AR455403M	ZOF	PONGO de L'arbre à Rats †	PONGO	29/11/2020	– ?? –	No information	♂
✓	ZOF32566M	ZOF	Origami †	Freddy	06/10/2012	25 mo	Bronchitis, pneumonia	♂
✓	ZOF31506F	ZOF	Addison †	Addison Montgomery	18/03/2012	– ?? –	No information	♀