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 0.97
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -1.03 -0.441 0.45
Fertility Sub Index 8.55
Calving Interval (days) -4.46 -1.459 6.51
Survival (%) 1.83 1.117 2.04
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.78
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 13.27

* Based on an €80/tonne carbon price