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 4.22
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -0.70 -0.375 0.26
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index 2.15
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 2.51
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 12.27

* Based on an €80/tonne carbon price