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 4.51
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -4.68 -0.441 2.07
Fertility Sub Index 2.79
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 2.42
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 12.73

* Based on an €80/tonne carbon price