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 3.18
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index 6.41
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 3.51
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -0.93 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 17.31

* Based on an €80/tonne carbon price