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 17.29
Milk (kg) -322.00 -0.014 4.51
Fat (kg) -15.14 -0.375 5.67
Prot (kg) -16.12 -0.441 7.11
Fertility Sub Index 2.83
Calving Interval (days) -1.83 -1.459 2.67
Survival (%) 0.14 1.117 0.16
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 5.14
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 30.13

* Based on an €80/tonne carbon price