Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -5.34
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 7.22 -0.375 -2.70
Prot (kg) 5.41 -0.441 -2.39
Fertility Sub Index -2.25
Calving Interval (days) 1.94 -1.459 -2.83
Survival (%) 0.52 1.117 0.58
Calving Sub Index 3.51
Gestation Length (days) -3.82 -0.919 3.51
Beef Sub Index -0.94
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 6.46 -0.432 -2.79
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -6.25

* Based on an €80/tonne carbon price