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 9.63
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -8.19 -0.375 3.07
Prot (kg) -10.81 -0.441 4.77
Fertility Sub Index -12.37
Calving Interval (days) 6.47 -1.459 -9.44
Survival (%) -2.62 1.117 -2.93
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.11
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -2.07

* Based on an €80/tonne carbon price