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 2.63
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -1.65 -0.375 0.62
Prot (kg) -1.58 -0.441 0.70
Fertility Sub Index -8.20
Calving Interval (days) 4.26 -1.459 -6.22
Survival (%) -1.78 1.117 -1.99
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.18
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -2.54
Live WT (kg) 8.30 -0.307 -2.54
Total Carbon Sub Index -7.99

* Based on an €80/tonne carbon price