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 3.49
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) -7.06 -0.375 2.64
Prot (kg) -2.48 -0.441 1.09
Fertility Sub Index -2.75
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) -0.80 1.117 -0.89
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -5.60
Carcass Weight (kg) 8.60 -0.528 -4.54
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index -7.75

* Based on an €80/tonne carbon price