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 18.29
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -16.73 -0.375 6.27
Prot (kg) -17.43 -0.441 7.69
Fertility Sub Index -3.14
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.32
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 17.69

* Based on an €80/tonne carbon price