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Research, Policy and Practice

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Table 8 Number of calves per adult female

From: Fulani cattle productivity and management in the Kachia Grazing Reserve, Nigeria

Survey   Number of calves given birth to  
0 1 2 3 4 5 6 to 10 Total
March No. females >3 years 142 119 119 107 66 25 14 592
  % of total cows 24.0 20.1 20.1 18.1 11.1 4.2 2.4 100.0
  Mean age (years) 3.5 5.1 5.7 6.8 7.8 9.4 12.3  
  s.d. age (years) 0.7 1.4 1.2 1.3 1.4 1.7 4.9  
  Median age (years) 3 5 6 7 8 9 10  
June No. females >3 years 302 180 181 136 78 73 46 996
  % of total cows 30.3 18.1 18.2 13.7 7.8 7.3 4.6 100.0
  Mean age (years) 3.5 5.1 6.0 7.2 8.2 9.7 11.8  
  s.d. age (years) 0.7 0.8 1.1 1.2 1.8 2.1 2.5  
  Median age (years) 3 5 6 7 8 9 12  
  1. Source: March and June cattle histories