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 -1.82
Milk (kg) 36.00 -0.014 -0.50
Fat (kg) 0.89 -0.375 -0.33
Prot (kg) 2.22 -0.441 -0.98
Fertility Sub Index -1.33
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 2.78
Gestation Length (days) -3.02 -0.919 2.78
Beef Sub Index 0.34
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 1.22

* Based on an €80/tonne carbon price