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 4.17
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -2.94 -0.375 1.10
Prot (kg) -3.60 -0.441 1.59
Fertility Sub Index -0.71
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.35
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 5.95 -0.432 -2.57
Maintenance Sub Index Maint. Sub Index 7.42
Live WT (kg) -24.20 -0.307 7.42
Total Carbon Sub Index 11.29

* Based on an €80/tonne carbon price