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 7.08
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index 4.46
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 1.94 1.117 2.17
Calving Sub Index -2.71
Gestation Length (days) 2.95 -0.919 -2.71
Beef Sub Index -2.07
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 9.39

* Based on an €80/tonne carbon price