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 6.71
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -5.13 -0.375 1.92
Prot (kg) -7.56 -0.441 3.34
Fertility Sub Index -1.23
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.85
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 7.21

* Based on an €80/tonne carbon price