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 8.02
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -6.85 -0.375 2.57
Prot (kg) -5.26 -0.441 2.32
Fertility Sub Index 0.21
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 1.21
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 13.29

* Based on an €80/tonne carbon price