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 4.09
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -7.90 -0.375 2.96
Prot (kg) -1.97 -0.441 0.87
Fertility Sub Index 2.58
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.91 1.117 1.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.34
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 10.06

* Based on an €80/tonne carbon price