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 4.83
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -4.59 -0.375 1.72
Prot (kg) -4.69 -0.441 2.07
Fertility Sub Index 1.56
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 0.46 1.117 0.51
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 4.22
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -3.90 -0.432 1.68
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 22.81

* Based on an €80/tonne carbon price