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 13.11
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -12.10 -0.375 4.53
Prot (kg) -12.46 -0.441 5.50
Fertility Sub Index 1.96
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.08
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 18.01

* Based on an €80/tonne carbon price