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 7.87
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -10.79 -0.375 4.04
Prot (kg) -8.32 -0.441 3.67
Fertility Sub Index 1.57
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) -0.91 1.117 -1.02
Calving Sub Index -1.28
Gestation Length (days) 1.39 -0.919 -1.28
Beef Sub Index -2.00
Carcass Weight (kg) 6.70 -0.528 -3.53
Age of Slaughter (days) -3.56 -0.432 1.54
Maintenance Sub Index Maint. Sub Index -1.87
Live WT (kg) 6.10 -0.307 -1.87
Total Carbon Sub Index 4.28

* Based on an €80/tonne carbon price