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 1.23
Milk (kg) -165.00 -0.014 2.31
Fat (kg) 2.69 -0.375 -1.01
Prot (kg) 0.17 -0.441 -0.08
Fertility Sub Index 1.52
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index 2.71
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 12.73

* Based on an €80/tonne carbon price