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 7.98
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -8.92 -0.441 3.94
Fertility Sub Index 1.93
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 0.07 1.117 0.08
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 0.12
Carcass Weight (kg) -2.15 -0.528 1.13
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 12.83

* Based on an €80/tonne carbon price