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 6.45
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -10.85 -0.375 4.06
Prot (kg) -4.61 -0.441 2.03
Fertility Sub Index 0.61
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.31
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 11.01

* Based on an €80/tonne carbon price