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 8.57
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -10.66 -0.375 3.99
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index -0.36
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 2.67
Gestation Length (days) -2.91 -0.919 2.67
Beef Sub Index -7.70
Carcass Weight (kg) 9.90 -0.528 -5.22
Age of Slaughter (days) 5.73 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index 1.96

* Based on an €80/tonne carbon price