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 5.52
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -0.76 -0.375 0.28
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 2.60
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index 0.62
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 10.68

* Based on an €80/tonne carbon price