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 9.17
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -10.81 -0.375 4.05
Prot (kg) -5.32 -0.441 2.35
Fertility Sub Index 8.00
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 2.51 1.117 2.80
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -2.59
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 15.17

* Based on an €80/tonne carbon price