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 1.50
Milk (kg) -61.00 -0.014 0.85
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -2.08 -0.441 0.92
Fertility Sub Index 4.14
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) 0.51 1.117 0.57
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index -0.08
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.09 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 8.96

* Based on an €80/tonne carbon price