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 -8.12
Milk (kg) -28.00 -0.014 0.39
Fat (kg) 10.55 -0.375 -3.95
Prot (kg) 10.34 -0.441 -4.56
Fertility Sub Index -1.93
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index -0.73
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index -9.70

* Based on an €80/tonne carbon price