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 2.16
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -1.02 -0.375 0.38
Prot (kg) -2.54 -0.441 1.12
Fertility Sub Index 0.24
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 0.35
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.94

* Based on an €80/tonne carbon price