Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 14.44
Milk (kg) -376.00 -0.014 5.26
Fat (kg) -9.98 -0.375 3.74
Prot (kg) -12.33 -0.441 5.44
Fertility Sub Index 3.61
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 0.40 1.117 0.45
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index 1.79
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 21.76

* Based on an €80/tonne carbon price