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 6.10
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -3.50 -0.375 1.31
Prot (kg) -5.58 -0.441 2.46
Fertility Sub Index 4.12
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 1.36 1.117 1.52
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 2.51
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 5.18 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 21.15

* Based on an €80/tonne carbon price