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 2.10
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -1.44 -0.441 0.64
Fertility Sub Index -2.18
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -2.51
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 7.53 -0.432 -3.25
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 5.23

* Based on an €80/tonne carbon price