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 17.11
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -20.12 -0.375 7.54
Prot (kg) -14.12 -0.441 6.23
Fertility Sub Index -2.22
Calving Interval (days) 0.61 -1.459 -0.89
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index 2.51
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 22.72

* Based on an €80/tonne carbon price