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 8.08
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -6.64 -0.375 2.49
Prot (kg) -10.22 -0.441 4.51
Fertility Sub Index 3.62
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index 0.52
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 13.35

* Based on an €80/tonne carbon price