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 8.15
Milk (kg) -417.00 -0.014 5.84
Fat (kg) 1.28 -0.375 -0.48
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index 2.35
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.89 1.117 0.99
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.70
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 7.42
Live WT (kg) -24.20 -0.307 7.42
Total Carbon Sub Index 19.38

* Based on an €80/tonne carbon price