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 3.06
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -7.17 -0.375 2.69
Prot (kg) 1.78 -0.441 -0.79
Fertility Sub Index 2.40
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.24 1.117 0.27
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index -0.49
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index -4.57
Live WT (kg) 14.90 -0.307 -4.57
Total Carbon Sub Index 1.69

* Based on an €80/tonne carbon price