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 9.45
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -7.64 -0.375 2.86
Prot (kg) -7.34 -0.441 3.24
Fertility Sub Index 4.15
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index 1.34
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 17.21

* Based on an €80/tonne carbon price