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 6.10
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -7.69 -0.375 2.88
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index -5.97
Calving Interval (days) 3.01 -1.459 -4.39
Survival (%) -1.41 1.117 -1.58
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index -0.43
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 2.36

* Based on an €80/tonne carbon price