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 2.65
Milk (kg) -34.00 -0.014 0.48
Fat (kg) 0.38 -0.375 -0.14
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index 2.73
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 0.71 1.117 0.79
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.51
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 4.70

* Based on an €80/tonne carbon price