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 3.42
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -5.57 -0.375 2.09
Prot (kg) 0.72 -0.441 -0.32
Fertility Sub Index 5.84
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.88 1.117 2.10
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -1.39
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 7.37 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 12.98

* Based on an €80/tonne carbon price