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) -67.00 -0.014 0.94
Fat (kg) -4.86 -0.375 1.82
Prot (kg) -8.96 -0.441 3.95
Fertility Sub Index -2.31
Calving Interval (days) 1.41 -1.459 -2.06
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 0.60
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index 3.94

* Based on an €80/tonne carbon price