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 1.64
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index 5.16
Calving Interval (days) -3.06 -1.459 4.46
Survival (%) 0.62 1.117 0.69
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.45
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 16.22

* Based on an €80/tonne carbon price