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 19.13
Milk (kg) -332.00 -0.014 4.65
Fat (kg) -20.10 -0.375 7.53
Prot (kg) -15.76 -0.441 6.96
Fertility Sub Index 1.43
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index -1.79
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 20.22

* Based on an €80/tonne carbon price