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 7.59
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -8.12 -0.375 3.04
Prot (kg) -7.10 -0.441 3.13
Fertility Sub Index 0.56
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.33
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 8.89

* Based on an €80/tonne carbon price