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 3.75
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -2.93 -0.441 1.29
Fertility Sub Index -10.42
Calving Interval (days) 5.48 -1.459 -8.00
Survival (%) -2.17 1.117 -2.42
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.41
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index -1.99

* Based on an €80/tonne carbon price