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 11.13
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -7.72 -0.441 3.41
Fertility Sub Index 4.85
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 0.20 1.117 0.22
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index 1.42
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 22.23

* Based on an €80/tonne carbon price