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 15.06
Milk (kg) -356.00 -0.014 4.98
Fat (kg) -16.15 -0.375 6.05
Prot (kg) -9.12 -0.441 4.03
Fertility Sub Index 6.78
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 2.18 1.117 2.44
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -2.89
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 8.03 -0.432 -3.47
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 23.79

* Based on an €80/tonne carbon price