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 4.90
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -4.64 -0.375 1.74
Prot (kg) -0.13 -0.441 0.06
Fertility Sub Index 3.40
Calving Interval (days) -1.83 -1.459 2.67
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 5.51
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 8.58
Live WT (kg) -28.00 -0.307 8.58
Total Carbon Sub Index 22.02

* Based on an €80/tonne carbon price