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 6.64
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -9.73 -0.375 3.64
Prot (kg) -5.16 -0.441 2.28
Fertility Sub Index -5.69
Calving Interval (days) 2.85 -1.459 -4.16
Survival (%) -1.37 1.117 -1.53
Calving Sub Index -1.19
Gestation Length (days) 1.29 -0.919 -1.19
Beef Sub Index -4.33
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 4.89 -0.432 -2.11
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index -7.27

* Based on an €80/tonne carbon price