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 13.70
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -14.11 -0.375 5.29
Prot (kg) -15.60 -0.441 6.89
Fertility Sub Index -3.11
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.31
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 12.58

* Based on an €80/tonne carbon price