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 4.72
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index -10.65
Calving Interval (days) 5.78 -1.459 -8.43
Survival (%) -1.98 1.117 -2.21
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index -0.44
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -5.06

* Based on an €80/tonne carbon price