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 6.55
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -1.47 -0.375 0.55
Prot (kg) -6.15 -0.441 2.71
Fertility Sub Index 9.09
Calving Interval (days) -4.20 -1.459 6.13
Survival (%) 2.65 1.117 2.96
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.83
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 20.09

* Based on an €80/tonne carbon price