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 -3.65
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) 4.71 -0.375 -1.76
Prot (kg) 3.45 -0.441 -1.52
Fertility Sub Index 0.77
Calving Interval (days) 0.94 -1.459 -1.37
Survival (%) 1.92 1.117 2.15
Calving Sub Index -2.23
Gestation Length (days) 2.43 -0.919 -2.23
Beef Sub Index -0.21
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index -1.77

* Based on an €80/tonne carbon price