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 10.91
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -9.19 -0.375 3.44
Prot (kg) -11.37 -0.441 5.02
Fertility Sub Index -6.72
Calving Interval (days) 3.35 -1.459 -4.89
Survival (%) -1.64 1.117 -1.83
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -0.12
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 4.25

* Based on an €80/tonne carbon price