Dog Food Production Process and Nutritional Requirements

Introduction

• Formula for dog food differs from cat food due to distinct nutritional requirements.
• Similar basic ingredients as cat food, but with different proportions of nutrients.

Ingredients Selection

• Protein-rich meats: chicken, beef, lamb.
• Grains: barley, rice, oats, wheat.
• Common cereal crops used in various food products.
• Corn kernels: source of carbohydrates for energy.

Preparation Process

• Grinding and Weighing:
  • Ingredients are ground and weighed to ensure correct proportions.
• Mixing:
  • Ingredients transferred to an industrial mixer for thorough blending.
  • Ensures even distribution and consistent nutrient balance.
  • Blending continues until a uniform powder is formed.

Extrusion Process

• Extruder Machine:
  • Turns powder into bite-sized pieces.
  • Uses steam to cook the mixture, then molds under high pressure shape it.

Drying and Flavoring

• Hot Air Dryer:
  • Pieces heated to 149°C for 25 minutes to remove moisture.
• Spraying:
  • Pieces sprayed with fat and flavoring.
  • Fat adds energy; flavoring enhances aroma and taste.

Storage and Quality Control

• Pieces moved to storage silos.
• Machinery screens out small crumbs before packaging.

Dog Food Preferences

• Dogs prefer higher fat content and a mix of meat and cereal.
• Too much meat flavoring can be off-putting.
• Dogs have a sweeter tooth, preferring some sweetness in food.

Historical Note

• Dry dog food evolution to kibble: Invented in 1860 by James Spratt.

Conclusion

• Dogs are discerning about their meal preferences similar to gourmet food critics.