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 16.16
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -16.18 -0.375 6.06
Prot (kg) -12.26 -0.441 5.41
Fertility Sub Index 1.16
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 0.78 1.117 0.87
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 4.53
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 11.04
Live WT (kg) -36.00 -0.307 11.04
Total Carbon Sub Index 36.58

* Based on an €80/tonne carbon price