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 7.16
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -5.58 -0.375 2.09
Prot (kg) -6.45 -0.441 2.85
Fertility Sub Index 5.84
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 2.96
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) -0.38 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 20.34

* Based on an €80/tonne carbon price