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 -4.27
Milk (kg) -8.00 -0.014 0.11
Fat (kg) 2.92 -0.375 -1.09
Prot (kg) 7.46 -0.441 -3.29
Fertility Sub Index -1.83
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.18
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 3.30

* Based on an €80/tonne carbon price