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 0.74
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -2.04 -0.375 0.76
Prot (kg) -0.05 -0.441 0.02
Fertility Sub Index 2.74
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 0.23 1.117 0.26
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.72
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 4.94 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 16.68

* Based on an €80/tonne carbon price