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 5.33
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -5.14 -0.375 1.93
Prot (kg) -7.39 -0.441 3.26
Fertility Sub Index 0.43
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 0.62
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 10.62

* Based on an €80/tonne carbon price