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 2.35
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) -2.44 -0.375 0.91
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index -0.13
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.21 1.117 0.23
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -4.70
Carcass Weight (kg) 9.90 -0.528 -5.22
Age of Slaughter (days) -1.22 -0.432 0.53
Maintenance Sub Index Maint. Sub Index -7.76
Live WT (kg) 25.30 -0.307 -7.76
Total Carbon Sub Index -11.56

* Based on an €80/tonne carbon price