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 -1.47
Milk (kg) -28.00 -0.014 0.39
Fat (kg) 4.60 -0.375 -1.72
Prot (kg) 0.32 -0.441 -0.14
Fertility Sub Index -1.20
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 1.76
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 3.38 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 2.58

* Based on an €80/tonne carbon price