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 -6.44
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) 10.39 -0.375 -3.89
Prot (kg) 5.67 -0.441 -2.50
Fertility Sub Index 0.12
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) 0.26 1.117 0.29
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -5.66
Carcass Weight (kg) 8.80 -0.528 -4.64
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index -7.76
Live WT (kg) 25.30 -0.307 -7.76
Total Carbon Sub Index -21.38

* Based on an €80/tonne carbon price