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 6.41
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -4.87 -0.375 1.82
Prot (kg) -5.21 -0.441 2.30
Fertility Sub Index -2.38
Calving Interval (days) 0.73 -1.459 -1.07
Survival (%) -1.18 1.117 -1.32
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.90
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 7.80

* Based on an €80/tonne carbon price