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 6.04
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -3.51 -0.375 1.31
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index -0.05
Calving Interval (days) 1.56 -1.459 -2.28
Survival (%) 1.99 1.117 2.22
Calving Sub Index -1.93
Gestation Length (days) 2.10 -0.919 -1.93
Beef Sub Index -0.74
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 6.11

* Based on an €80/tonne carbon price