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 12.33
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -10.15 -0.375 3.80
Prot (kg) -9.81 -0.441 4.33
Fertility Sub Index 3.83
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 0.31
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 18.02

* Based on an €80/tonne carbon price