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 1.75
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) -4.62 -0.375 1.73
Prot (kg) -0.83 -0.441 0.37
Fertility Sub Index -0.76
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) -0.35 1.117 -0.39
Calving Sub Index -2.10
Gestation Length (days) 2.28 -0.919 -2.10
Beef Sub Index -1.91
Carcass Weight (kg) 6.90 -0.528 -3.64
Age of Slaughter (days) -4.01 -0.432 1.73
Maintenance Sub Index Maint. Sub Index -5.79
Live WT (kg) 18.90 -0.307 -5.79
Total Carbon Sub Index -8.81

* Based on an €80/tonne carbon price