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 11.05
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -17.07 -0.375 6.39
Prot (kg) -11.28 -0.441 4.98
Fertility Sub Index -3.60
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -0.95 1.117 -1.06
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.42
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 8.16

* Based on an €80/tonne carbon price