TOP BREED

Cobb 500

کاب ۵۰۰

BROILER STRAINS · COBB-VANTRESS

The dominant broiler strain in Pakistan — roughly half of all national production. Heavy, meaty, and what most hatcheries and feed programmes are built around.

Best for

Farms selling on weight, or supplying processors who pay for breast yield.

Cobb 500 chicken
A commercial broiler house. The four strains placed in Pakistan are visually identical — no photograph can tell Ross from Cobb.Photo: Larry Rana · Public domain

What it is called, and how common it is

Asked for in the mandi as

Cobb ka chuza · farmi murghi

کاب ۵۰۰

Share of the market

~50%

of Pakistani broiler production

At a glance

FCR at 35 days
1.70

Pakistani comparative trial

Daily gain
39.8 g/day

highest in the same trial

Typical market age
35–42 days
Feathering
White

Strengths and trade-offs

Strengths

  • Highest body weight, carcass yield and breast meat weight in published comparisons
  • Strong daily gain — reaches target weight slightly sooner
  • Robust under commercial conditions

Trade-offs

  • FCR runs around 0.06 behind Ross 308, which is real money across a year
  • Heavier birds raise the stocking-density ceiling problem sooner

In Pakistan

About half of Pakistani broiler production, having displaced Hubbard as the market leader. If you are new and have no specific reason to choose otherwise, this is the strain your neighbours place, your hatchery stocks and your mill has formulated around.

Work out what this strain would actually cost you per kilo at today’s chick and feed prices.

Break-even calculator

Other broiler strains

Sources