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 0.88
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -2.56 -0.375 0.96
Prot (kg) 0.93 -0.441 -0.41
Fertility Sub Index 0.25
Calving Interval (days) 0.18 -1.459 -0.26
Survival (%) 0.46 1.117 0.51
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.06
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 12.80

* Based on an €80/tonne carbon price