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 -9.52
Milk (kg) 158.00 -0.014 -2.21
Fat (kg) 9.71 -0.375 -3.64
Prot (kg) 8.31 -0.441 -3.67
Fertility Sub Index -2.33
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -1.21 1.117 -1.35
Calving Sub Index 2.59
Gestation Length (days) -2.82 -0.919 2.59
Beef Sub Index -1.96
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 5.65 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index -2.54
Live WT (kg) 8.30 -0.307 -2.54
Total Carbon Sub Index -13.76

* Based on an €80/tonne carbon price