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 7.38
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -9.07 -0.375 3.40
Prot (kg) -5.41 -0.441 2.39
Fertility Sub Index 0.98
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) 0.47 1.117 0.53
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.34
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 17.51

* Based on an €80/tonne carbon price