Rattery
Validated

LJR – Les Joyeux Rats

Information

Owner Scratchy
Founded in 2013
Country France
Localization Vosges
Zip Code 88000
Website Not Available

About

Petite raterie familiale qui privilégie le bien-être et la santé de ces rats. Principalement du rex silverman en dumbo et standard

Statistics

Breeding statistics
Breeding activity period 2023–2025 (2 years, 2 months)
Declared litters 6 litters, 48 pups
 ⨽ internal (born in the rattery)  ⨽ 6 litters, 48 pups
 ⨽ external (other contributed litters)  ⨽ 0 litter, no pup
All rat records 58 rats
 ⨽ females  ⨽ 30 females (51.7 %)
 ⨽ males  ⨽ 28 males (48.3 %)
Litter statistics
Average mother age 212 days (6.9 months)
Average father age 437 days (14.3 months)
Average litter size 8 pups per litter
Average sex ratio 0.933 (about 1 female for 1 male)
Lifespan statistics
Bred rats recorded as deceased 12 rats (20.7 % of recorded bred rats)
 ⨽ declared with known date  ⨽ 12 rats (100 %)
 ⨽ presumed dead  ⨽ No rat (0 %)
Average lifespan of bred rats 4.6 months (♀: 4.3 months – ♂: 5 months)
 ⨽ infant mortality excluded  ⨽ 17 months (♀: 23.3 months – ♂: 13.9 months)
 ⨽ accidents excluded  ⨽ 22.1 months (♀: 23.3 months – ♂: 20.9 months)
Oldest bred rat LJR Cookie (deceased at 1 year, 11 months, 11 days)
Death causes statistics
Primary death causes by decreasing frequency
75 %
Infant mortality (up to 6 week old)
8.33 %
Neurological (brain, spinal cords, nerves)
8.33 %
Accidents, traumas, poisonings
8.33 %
Unknown cause
Secondary death causes by decreasing frequency
50 %
Lack of milk
25 %
Other infant mortality cause
8.33 %
Stroke
8.33 %
Domestic accident (crush, door...)
8.33 %
Undetermined cause (known date)
— Created on 14/03/2023 by Scratchy. Last modified on 26/01/2025.

Related entries

Last contributed litters
State Birth date Dam Sire Size Actions
26/03/2025 DPR Eva LJR Björn 17 Edit Litter
18/01/2025 DPR Eva LJR Blackpearl 4 Edit Litter
05/12/2024 IND Duchesse LJR Blackpearl 13 Edit Litter
03/12/2024 IND Avoine LJR Blackpearl 3 Edit Litter
05/07/2024 IND Témari LJR Blackpearl 11 Edit Litter
17/06/2024 IND Duchesse LJR Blackpearl 15 Edit Litter
09/06/2024 IND Avoine IND Damon 7 Edit Litter
01/05/2023 LJR Lagertha IND Dustin 11 Edit Litter
20/01/2023 IND Milka IND Milk-Shake 6 Edit Litter
Recently modified rats
State Identifier Prefix Name Pup Name Birth Age Death cause Sex Actions
LJR61302M LJR Dragon Ball Dragon Ball 26/03/2025 1 mo – alive – Edit Rat Declare Death
LJR61304F LJR Death Note Death Note 26/03/2025 1 mo – alive – Edit Rat Declare Death
LJR61324M LJR As † 26/03/2025 1 mo Lack of milk Edit Rat Declare Death
LJR61325M LJR ASs † 26/03/2025 1 mo Lack of milk Edit Rat Declare Death
LJR61326F LJR Bissa † 26/03/2025 1 mo Lack of milk Edit Rat Declare Death
LJR61327F LJR Cassis † 26/03/2025 1 mo Lack of milk Edit Rat Declare Death
LJR61340F LJR Dalia † Dalia 26/03/2025 0 mo Lack of milk Edit Rat Declare Death
LJR61341M LJR marguerite † marquerite 26/03/2025 0 mo Lack of milk Edit Rat Declare Death
LJR61342M LJR tulipe † tulipe 26/03/2025 1 mo Other infant mortality cause Edit Rat Declare Death
LJR61343F LJR bouton d'or † bouton d'or 26/03/2025 0 mo Other infant mortality cause Edit Rat Declare Death