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 15.71
Milk (kg) -351.00 -0.014 4.91
Fat (kg) -11.03 -0.375 4.13
Prot (kg) -15.09 -0.441 6.66
Fertility Sub Index 1.31
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.30
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 22.27

* Based on an €80/tonne carbon price