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 5.39
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -3.31 -0.375 1.24
Prot (kg) -3.27 -0.441 1.44
Fertility Sub Index -0.91
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) 0.88 1.117 0.98
Calving Sub Index -2.11
Gestation Length (days) 2.30 -0.919 -2.11
Beef Sub Index 0.33
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 5.08

* Based on an €80/tonne carbon price