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 9.83
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -8.98 -0.441 3.96
Fertility Sub Index -1.66
Calving Interval (days) 0.88 -1.459 -1.28
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.26
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 18.91

* Based on an €80/tonne carbon price