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 4.23
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index 1.15
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.01 1.117 0.01
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.98
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.81 -0.432 -2.51
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 11.82

* Based on an €80/tonne carbon price