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 36.96
Milk (kg) -992.00 -0.014 13.89
Fat (kg) -27.59 -0.375 10.33
Prot (kg) -28.86 -0.441 12.74
Fertility Sub Index 6.37
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 1.91 1.117 2.13
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -2.68
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 9.03 -0.432 -3.90
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 45.51

* Based on an €80/tonne carbon price