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 15.02
Milk (kg) -252.00 -0.014 3.53
Fat (kg) -13.51 -0.375 5.06
Prot (kg) -14.57 -0.441 6.43
Fertility Sub Index 2.18
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) -0.70 1.117 -0.78
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 0.36
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 19.70

* Based on an €80/tonne carbon price