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 10.36
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -10.57 -0.375 3.96
Prot (kg) -10.26 -0.441 4.53
Fertility Sub Index -5.53
Calving Interval (days) 2.95 -1.459 -4.30
Survival (%) -1.10 1.117 -1.23
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.84
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 8.25

* Based on an €80/tonne carbon price