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 2.65
Milk (kg) -65.00 -0.014 0.91
Fat (kg) 0.52 -0.375 -0.19
Prot (kg) -4.39 -0.441 1.94
Fertility Sub Index -4.57
Calving Interval (days) 2.44 -1.459 -3.56
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 0.60
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -0.79

* Based on an €80/tonne carbon price