MIL – Millo & cie 

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Statistics

Breeding statistics

Breeding activity period	2019–2024 (5 years, 5 months)

Declared litters	74 litters, 639 pups
⨽ internal (born in the rattery)	⨽ 61 litters, 506 pups
⨽ external (other contributed litters)	⨽ 13 litters, 133 pups

All rat records	642 rats
⨽ females	⨽ 330 females (51.4 %)
⨽ males	⨽ 312 males (48.6 %)

Litter statistics

Average mother age	228 days (7.5 months)
Average father age	444 days (14.6 months)
Average litter size	8.6 pups per litter
Average sex ratio	0.946 (about 1 female for 1 male)

Lifespan statistics

Bred rats recorded as deceased	319 rats (62.2 % of recorded bred rats)
⨽ declared with known date	⨽ 292 rats (91.5 %)
⨽ presumed dead	⨽ 27 rats (8.5 %)

Average lifespan of bred rats	22.1 months (♀: 23.4 months – ♂: 20.8 months)
⨽ infant mortality excluded	⨽ 22.1 months (♀: 23.4 months – ♂: 20.8 months)
⨽ accidents excluded	⨽ 22.8 months (♀: 24.1 months – ♂: 21.5 months)

Oldest bred rat	MIL-VIC Extremis (deceased at 3 years, 6 months, 14 days)

Death causes statistics

Primary death causes by decreasing frequency

21.58 %	Old age, natural death (from 24 month old minimum)
20.89 %	Respiratory
11.3 %	Other
10.96 %	Unknown cause
8.9 %	Neurological (brain, spinal cords, nerves)
6.85 %	Eye, ear, mouth, face
6.51 %	Accidents, traumas, poisonings
5.48 %	Reproductive system
3.42 %	Cardiovascular
2.4 %	Digestive
0.68 %	Urinary system (kidney, bladder)
0.68 %	Skin
0.34 %	Muscles and skeleton

Secondary death causes by decreasing frequency

21.58 %	*Old age, natural death (from 24 month old minimum)
17.12 %	Bronchitis, pneumonia
10.96 %	Undetermined cause (known date)
4.79 %	Mammary tumor
3.77 %	Undetermined tumor (affected organ unknown)
3.42 %	Pituitary tumor
3.08 %	*Respiratory
2.74 %	Stroke
2.4 %	Facial tumor (excluding Zymbal tumor)
2.4 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
2.05 %	Zymbal gland tumor
1.71 %	Generalized cancer, leukemia, lymphoma
1.71 %	Undetermined infection or abscess
1.71 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
1.71 %	Heart attack, infarct, pulmonary embolism
1.71 %	*Neurological (brain, spinal cords, nerves)
1.37 %	Digestive tumor (stomach, liver, pancreas, intestines...)
1.37 %	Suffocation, choking
1.37 %	*Other
1.03 %	Hemorrhage (exaggerated relative to the context, coagulation disorder, hemophilia)
1.03 %	Domestic accident (crush, door...)
1.03 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
0.68 %	Facial abscess (excluding teeth and Zymbal gland)
0.68 %	Other tumor (salivary, spleen, adrenal, thyroid...)
0.68 %	Urinary or kidney infection
0.68 %	Other heart or vascular problem
0.68 %	Complications of gestation or parturition
0.68 %	Tooth abscess
0.68 %	*Digestive
0.34 %	Lung tumor
0.34 %	Falls, fractures, head or spinal cord trauma (excluding fights)
0.34 %	Progressive spinal cord damage, degenerative paralysis
0.34 %	Retro-orbital abscess
0.34 %	Liver failure
0.34 %	Subcutaneous abscess
0.34 %	Brain tumor
0.34 %	Bone tumor
0.34 %	Brain infection, encephalitis, meningitis
0.34 %	Other known cause fitting no other category
0.34 %	Other accident or trauma
0.34 %	Pulmonary edema
0.34 %	Dental malocclusion
0.34 %	*Skin
0.34 %	*Eye, ear, mouth, face

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✗	24/10/2024	MIL Elone	MIL-VIC Monarque	10
✗	27/09/2024	IND Brona	MIL Glyde	8
✗	26/09/2024	ANG-MIL Ayla	MIL Echo	10
✓	25/06/2024	DEL The Secret of MIMH	MIL Alcatraz	12
✓	18/06/2024	MIL Nocturne	MIL Lemon	10
✓	04/06/2024	MIL Aura	RB. Largo	13
✓	22/05/2024	RB. Linea	RB. Cortex	14
✓	23/04/2024	MIL-VIC Salina	MIL Neptune	18
✓	08/04/2024	VIC Gertrude	MIL Alcatraz	12
✓	08/02/2024	MIL Meria	VIC Baldur	12

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	MIL57709F	MIL-LPM	Raya †		07/12/2022	20 mo	Mammary tumor	♀
✓	MIL55658F	MIL-LPM	Riley †		22/07/2021	17 mo	Other tumor	♀
✓	MIL60737F	MIL	Luciole		26/09/2024	4 mo	– alive –	♀
✓	MIL60992M	MIL	Donald		24/10/2024	3 mo	– alive –	♂
✓	MIL60993M	MIL	Mickey		26/09/2024	4 mo	– alive –	♂
✓	MIL60741F	MIL	Narissa		27/09/2024	4 mo	– alive –	♀
✓	MIL59719M	MIL	Fievel  †		12/07/2023	17 mo	Retro-orbital abscess	♂
✗	MIL58960F	MIL-VIC	Cruella †		13/10/2023	14 mo	Generalized cancer, etc.	♀
✓	MIL59051F	MIL	Dibella †		09/09/2023	16 mo	Facial tumor	♀
✓	MIL60738F	MIL	Bethany		26/09/2024	4 mo	– alive –	♀