ZRC – Zarachides  ☾

Statistics

Breeding statistics

Breeding activity period	2007–2009 (2 years, 3 months)

Declared litters	13 litters, 36 pups
⨽ internal (born in the rattery)	⨽ 8 litters, 22 pups
⨽ external (other contributed litters)	⨽ 5 litters, 14 pups

All rat records	37 rats
⨽ females	⨽ 18 females (48.6 %)
⨽ males	⨽ 19 males (51.4 %)

Litter statistics

Average mother age	253 days (8.3 months)
Average father age	489 days (16 months)
Average litter size	2.8 pups per litter
Average sex ratio	1.056 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	23 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 9 rats (39.1 %)
⨽ presumed dead	⨽ 14 rats (60.9 %)

Related entries

Last contributed litters

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State	Birth date	Dam	Sire	Size	Actions
✓	08/08/2009	OKR-RDW Falafel	OKR Sucre de canne	1
✓	08/08/2009	OKR-RDW Falafel	OKR Azur	1
✓	24/04/2009	ZRC Hymy	RB. Coby	1
✓	09/03/2009	ZRC Ombeline	Unknown	2
✓	09/01/2009	LOS Eclipse	INC Farine	3
✓	04/10/2008	RSI-ZRC Haworthia	INC Noël	1
✓	24/04/2008	OKR Ernestine	ZRC Ryuuku	2
✓	17/01/2008	RSI tarmine	IND Sekoya,	4
✓	14/01/2008	RSI melinda	IND-RRT Tynëth	4
✓	14/12/2007	IND Bleuette	IND-RRT George	4

Recently modified rats

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State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	ZRC15879F	ZRC	Edya †		09/03/2009	5 mo	Undetermined cause	♀
✓	ZRC15928F	ZRC	Ombeline †		24/04/2008	– ?? –	No information	♀
✓	ZRC15272F	ZRC	Shiba †		24/04/2008	13 mo	Undetermined cause	♀
✓	ZRC15869M	ZRC	Dextro †		09/03/2009	15 mo	Other	♂
✓	ZRC20677M	ZRC	Helyan †	Lyanlyan	04/10/2008	24 mo	Undetermined tumor	♂
✓	ZRC9905F	ZRC-SAS	Saphy †		26/07/2007	15 mo	Domestic accident	♀
✓	ZRC21750F	ZRC	Hymy †		04/10/2008	– ?? –	No information	♀
✓	ZRC10935M	ZRC-RRT	Inoki †		22/04/2007	15 mo	Undetermined tumor	♂
✓	ZRC19125M	ZRC	Starblue †		14/12/2007	28 mo	Old age, natural death	♂
✓	ZRC12093F	ZRC	Remu †		14/12/2007	24 mo	Undetermined cause	♀