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 2.84
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -3.04 -0.375 1.14
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index -1.32
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.76 1.117 -0.85
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index -0.13
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 3.73

* Based on an €80/tonne carbon price