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 4.11
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -8.76 -0.375 3.28
Prot (kg) -1.91 -0.441 0.84
Fertility Sub Index 0.05
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -2.97
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 1.78

* Based on an €80/tonne carbon price