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 13.49
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -16.43 -0.375 6.15
Prot (kg) -11.83 -0.441 5.22
Fertility Sub Index 4.43
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.31
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 27.95

* Based on an €80/tonne carbon price