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 6.73
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index -3.02
Calving Interval (days) 1.48 -1.459 -2.16
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.33
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 6.12

* Based on an €80/tonne carbon price