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 11.09
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -10.56 -0.375 3.96
Prot (kg) -8.62 -0.441 3.80
Fertility Sub Index 6.54
Calving Interval (days) -4.37 -1.459 6.38
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 2.77
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -3.12 -0.432 1.35
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 22.68

* Based on an €80/tonne carbon price