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 7.34
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -6.14 -0.375 2.30
Prot (kg) -6.53 -0.441 2.88
Fertility Sub Index -1.38
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.21
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 5.14 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 15.50

* Based on an €80/tonne carbon price