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 2.82
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -0.94 -0.375 0.35
Prot (kg) -3.40 -0.441 1.50
Fertility Sub Index -1.18
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) -0.93 1.117 -1.04
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 0.33
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 4.19

* Based on an €80/tonne carbon price