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 -7.75
Milk (kg) 34.00 -0.014 -0.48
Fat (kg) 9.90 -0.375 -3.71
Prot (kg) 8.09 -0.441 -3.57
Fertility Sub Index 2.52
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 1.00 1.117 1.12
Calving Sub Index 3.77
Gestation Length (days) -4.10 -0.919 3.77
Beef Sub Index -0.18
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -3.18

* Based on an €80/tonne carbon price