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 1.04
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 1.71 -0.375 -0.64
Prot (kg) -3.71 -0.441 1.64
Fertility Sub Index -8.92
Calving Interval (days) 4.56 -1.459 -6.65
Survival (%) -2.03 1.117 -2.27
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -2.12
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -1.93
Live WT (kg) 6.30 -0.307 -1.93
Total Carbon Sub Index -11.09

* Based on an €80/tonne carbon price