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 20.66
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -22.71 -0.375 8.51
Prot (kg) -17.81 -0.441 7.86
Fertility Sub Index 1.77
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 1.11
Gestation Length (days) -1.21 -0.919 1.11
Beef Sub Index 1.24
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 28.37

* Based on an €80/tonne carbon price