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 7.31
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -5.26 -0.375 1.97
Prot (kg) -7.00 -0.441 3.09
Fertility Sub Index 3.28
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 4.94
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) -2.27 -0.432 0.98
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 21.02

* Based on an €80/tonne carbon price