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 30.03
Milk (kg) -652.00 -0.014 9.13
Fat (kg) -26.37 -0.375 9.88
Prot (kg) -24.97 -0.441 11.02
Fertility Sub Index 2.49
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) -1.21 1.117 -1.35
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 1.00
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 37.66

* Based on an €80/tonne carbon price