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 24.90
Milk (kg) -622.00 -0.014 8.71
Fat (kg) -21.16 -0.375 7.93
Prot (kg) -18.74 -0.441 8.27
Fertility Sub Index 7.29
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index 2.56
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) -0.32 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 37.45

* Based on an €80/tonne carbon price