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 -2.39
Milk (kg) 45.00 -0.014 -0.63
Fat (kg) 4.09 -0.375 -1.53
Prot (kg) 0.51 -0.441 -0.23
Fertility Sub Index 1.36
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.38 1.117 0.42
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index -0.41
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 3.28

* Based on an €80/tonne carbon price