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 11.04
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -8.03 -0.375 3.01
Prot (kg) -10.62 -0.441 4.69
Fertility Sub Index -4.03
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -0.17
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 9.06

* Based on an €80/tonne carbon price