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 8.59
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -9.25 -0.375 3.46
Prot (kg) -7.84 -0.441 3.46
Fertility Sub Index 2.32
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) -0.59 1.117 -0.66
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index 2.06
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.36 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 16.57

* Based on an €80/tonne carbon price