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 10.40
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -7.56 -0.375 2.83
Prot (kg) -10.86 -0.441 4.79
Fertility Sub Index 0.70
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) -0.46 1.117 -0.51
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.97
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 12.90

* Based on an €80/tonne carbon price