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 3.48
Milk (kg) -222.00 -0.014 3.11
Fat (kg) 3.67 -0.375 -1.37
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index -1.72
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.11
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 3.18

* Based on an €80/tonne carbon price