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 8.80
Milk (kg) -365.00 -0.014 5.11
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -6.75 -0.441 2.98
Fertility Sub Index 0.47
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) 0.21 1.117 0.23
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 0.80
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 4.14 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 19.06

* Based on an €80/tonne carbon price