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 5.91
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -6.22 -0.375 2.33
Prot (kg) -5.29 -0.441 2.33
Fertility Sub Index -2.02
Calving Interval (days) 0.88 -1.459 -1.28
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 4.90
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) -1.93 -0.432 0.83
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 21.54

* Based on an €80/tonne carbon price