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 2.02
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -2.52 -0.375 0.94
Prot (kg) -1.97 -0.441 0.87
Fertility Sub Index 11.03
Calving Interval (days) -6.59 -1.459 9.62
Survival (%) 1.27 1.117 1.42
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.75
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 17.54

* Based on an €80/tonne carbon price