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 7.29
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -7.27 -0.375 2.72
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index -3.21
Calving Interval (days) 1.77 -1.459 -2.58
Survival (%) -0.56 1.117 -0.63
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index -4.36
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 8.38 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 2.31

* Based on an €80/tonne carbon price