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 6.67
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -7.10 -0.375 2.66
Prot (kg) -5.59 -0.441 2.47
Fertility Sub Index -8.32
Calving Interval (days) 4.57 -1.459 -6.67
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index -0.68
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index -1.84

* Based on an €80/tonne carbon price