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 9.94
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -9.28 -0.375 3.48
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index -0.56
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) -2.97 1.117 -3.32
Calving Sub Index -3.26
Gestation Length (days) 3.55 -0.919 -3.26
Beef Sub Index 1.58
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -3.78 -0.432 1.63
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 8.35

* Based on an €80/tonne carbon price