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 12.62
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -8.88 -0.375 3.33
Prot (kg) -13.10 -0.441 5.78
Fertility Sub Index 5.90
Calving Interval (days) -3.77 -1.459 5.50
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 1.97
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 25.52

* Based on an €80/tonne carbon price