Water Buffalo (Swamp type)

Bull

Cow


Location of Conservation: Hwalien Breeding Animal Propagation Station

Taiwan Livestock Research Instituts

Hwalien, Twiwan

Republic of China

Tel: 886-38-525901

Fax: 886-38-523874

Contributor: Mr. I-Chang Shih

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Visible Characteristics

      
  1. Black or dark brown skin. A white line beneath neck and throat.
  2. Like to soak in water, accept cparse food. Poor heat tolerance.
  3. White fromkneecaps down. Sweptback, crescentshape horns.
  4. Gregarious, docile.

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Karyotyping

Number of chromosomes: A

1, 5: Metacentric chromosome
2,3,4: Submetacentric chromosome
5~23: Acrocentric chromosome
X, Y: Acrocentric chromosome
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Growth Performance Mean ± SD
Male birth weight 30.4±2.0 Kg
Female birth weight 29.5±0.7 Kg
Male Weaning]205 days old^weight@@ 172±17 Kg
Female weaning weight 150±13 Kg
Male yearing weight 235±24 Kg
Female yearing weight 306±34 Kg
Male body weight at 2-year old 415±23 Kg
Female body weight at 2-year old 398±30 Kg
Survival rate at 2-year of age 93H
Dressing percentage 50.2H

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Reproductive
Performance Mean ± SD
Age at puberty 658±27 days
Age at first parity 938±26 days
Gestation length 321±7 days
Sex ratio at birth]male:female^ 1.11 : 1.00
Farrowing interval 409±50 days
Most frequent month for farrowing May to October
Plasm progesterone at luteal phase 1.52.0 ng/ml
Fecal progesterone at luteal phase 150200 ng/ml
Plasm progesterone at folicular phase@@ 0.40.8 ng/ml
Fecal progesterone at folicular phase 50100 ng/ml

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Conformation
Measurements Mean ± SD
Body length]the distance from the 126160 cm
@middle point between two earheads
@to tailhead^
Withers height ]the distance from 125137 cm
@shoulder-blades to ground^
Chest girth ]the circumference of 185215 cm
@chest which measured over back
@shoulder and foreflank^
Chest width]the widest area over the chest^@ 4149 cm
Chest depth]the height over the chest^ 6777 cm

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Tooth Structure@ Mean ± SD
Age at 2 teeth 3244 monthes
Age at 4 teeth 4054 monthes
Age at 6 teeth 5160 monthes
Age at 8 teeth 5666 monthes 
                        
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