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 1.87
Milk (kg) -108.00 -0.014 1.51
Fat (kg) 1.55 -0.375 -0.58
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index 3.50
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) 1.68 1.117 1.88
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.58
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.26 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 9.81

* Based on an €80/tonne carbon price