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 8.91
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -5.94 -0.375 2.22
Prot (kg) -8.03 -0.441 3.54
Fertility Sub Index 2.59
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) 0.86 1.117 0.96
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.27
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 20.60

* Based on an €80/tonne carbon price