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 10.53
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -9.47 -0.375 3.55
Prot (kg) -10.74 -0.441 4.74
Fertility Sub Index -15.22
Calving Interval (days) 7.82 -1.459 -11.41
Survival (%) -3.41 1.117 -3.81
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 0.31
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index -3.42

* Based on an €80/tonne carbon price