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 2.54
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) -7.15 -0.375 2.68
Prot (kg) 0.03 -0.441 -0.01
Fertility Sub Index -0.18
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) 0.54 1.117 0.60
Calving Sub Index -1.63
Gestation Length (days) 1.77 -0.919 -1.63
Beef Sub Index -3.18
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 7.12 -0.432 -3.07
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 1.96

* Based on an €80/tonne carbon price