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 13.80
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -13.10 -0.375 4.91
Prot (kg) -11.50 -0.441 5.08
Fertility Sub Index 1.81
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.18
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 19.30

* Based on an €80/tonne carbon price