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 2.32
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -2.36 -0.375 0.88
Prot (kg) -1.13 -0.441 0.50
Fertility Sub Index -0.14
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 1.35 1.117 1.51
Calving Sub Index -0.51
Gestation Length (days) 0.55 -0.919 -0.51
Beef Sub Index -1.88
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 7.41 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 5.52

* Based on an €80/tonne carbon price