Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -2.39
Milk (kg) 92.00 -0.014 -1.29
Fat (kg) 3.57 -0.375 -1.34
Prot (kg) -0.54 -0.441 0.24
Fertility Sub Index -0.23
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) 1.15 1.117 1.28
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.88
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -2.15 -0.432 0.93
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index -3.51

* Based on an €80/tonne carbon price