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 12.15
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -12.10 -0.375 4.53
Prot (kg) -10.63 -0.441 4.69
Fertility Sub Index -1.31
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index -0.29
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 13.22

* Based on an €80/tonne carbon price