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 12.28
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -10.23 -0.375 3.83
Prot (kg) -8.95 -0.441 3.95
Fertility Sub Index -1.35
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) -2.14 1.117 -2.39
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 1.46
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -2.90 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 14.62

* Based on an €80/tonne carbon price