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 5.02
Milk (kg) -322.00 -0.014 4.51
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -2.50 -0.441 1.10
Fertility Sub Index 9.23
Calving Interval (days) -5.39 -1.459 7.86
Survival (%) 1.22 1.117 1.36
Calving Sub Index 3.05
Gestation Length (days) -3.32 -0.919 3.05
Beef Sub Index 3.16
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 25.06

* Based on an €80/tonne carbon price