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 17.58
Milk (kg) -590.00 -0.014 8.26
Fat (kg) -7.81 -0.375 2.93
Prot (kg) -14.49 -0.441 6.40
Fertility Sub Index -1.28
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.25
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 8.15 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 23.27

* Based on an €80/tonne carbon price