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 5.78
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -4.77 -0.375 1.79
Prot (kg) -4.58 -0.441 2.02
Fertility Sub Index 1.18
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) -1.11 1.117 -1.24
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 2.72
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -0.93 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 12.88

* Based on an €80/tonne carbon price