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 4.17
Milk (kg) -131.00 -0.014 1.83
Fat (kg) 0.34 -0.375 -0.13
Prot (kg) -5.58 -0.441 2.46
Fertility Sub Index -2.12
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 2.41
Gestation Length (days) -2.62 -0.919 2.41
Beef Sub Index 1.70
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 3.51 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 9.29

* Based on an €80/tonne carbon price