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 3.64
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -6.66 -0.375 2.49
Prot (kg) -1.89 -0.441 0.83
Fertility Sub Index 6.60
Calving Interval (days) -4.30 -1.459 6.27
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -2.17
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 12.08

* Based on an €80/tonne carbon price