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 5.45
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -6.51 -0.375 2.44
Prot (kg) -3.17 -0.441 1.40
Fertility Sub Index -10.92
Calving Interval (days) 4.94 -1.459 -7.21
Survival (%) -3.32 1.117 -3.71
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index -1.55
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -7.27

* Based on an €80/tonne carbon price