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 7.22
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -7.53 -0.375 2.82
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index 2.88
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.96 1.117 1.07
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index -2.20
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) -0.27 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 8.88

* Based on an €80/tonne carbon price