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 2.88
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -0.98 -0.375 0.37
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index -2.70
Calving Interval (days) 1.54 -1.459 -2.25
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 0.53
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 1.75

* Based on an €80/tonne carbon price