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 1.95
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -1.51 -0.375 0.57
Prot (kg) -1.59 -0.441 0.70
Fertility Sub Index 2.03
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.29
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.63 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 16.00

* Based on an €80/tonne carbon price