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 10.76
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -9.67 -0.375 3.62
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index -4.22
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.32
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 8.28

* Based on an €80/tonne carbon price