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 13.06
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -13.13 -0.375 4.92
Prot (kg) -10.49 -0.441 4.63
Fertility Sub Index 2.14
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.91 1.117 1.02
Calving Sub Index 1.52
Gestation Length (days) -1.65 -0.919 1.52
Beef Sub Index 0.46
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 22.36

* Based on an €80/tonne carbon price