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 3.68
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -2.27 -0.375 0.85
Prot (kg) -2.86 -0.441 1.26
Fertility Sub Index 12.26
Calving Interval (days) -7.50 -1.459 10.94
Survival (%) 1.18 1.117 1.32
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.81
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 25.27

* Based on an €80/tonne carbon price