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 1.67
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -0.26 -0.441 0.11
Fertility Sub Index -2.03
Calving Interval (days) 0.85 -1.459 -1.24
Survival (%) -0.71 1.117 -0.79
Calving Sub Index -2.60
Gestation Length (days) 2.83 -0.919 -2.60
Beef Sub Index -4.27
Carcass Weight (kg) 12.20 -0.528 -6.44
Age of Slaughter (days) -5.02 -0.432 2.17
Maintenance Sub Index Maint. Sub Index -9.32
Live WT (kg) 30.40 -0.307 -9.32
Total Carbon Sub Index -16.54

* Based on an €80/tonne carbon price