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 9.72
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -11.40 -0.375 4.27
Prot (kg) -8.67 -0.441 3.83
Fertility Sub Index 4.43
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.89
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 17.89

* Based on an €80/tonne carbon price