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 4.32
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -1.26 -0.441 0.56
Fertility Sub Index 6.13
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 1.71 1.117 1.91
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.77
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -2.26 -0.432 0.98
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 23.43

* Based on an €80/tonne carbon price