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 1.14
Milk (kg) -23.00 -0.014 0.32
Fat (kg) 0.41 -0.375 -0.15
Prot (kg) -2.21 -0.441 0.98
Fertility Sub Index -5.54
Calving Interval (days) 2.85 -1.459 -4.16
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.40
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index -3.15

* Based on an €80/tonne carbon price