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 15.13
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -16.33 -0.375 6.12
Prot (kg) -10.39 -0.441 4.59
Fertility Sub Index 7.79
Calving Interval (days) -4.62 -1.459 6.74
Survival (%) 0.94 1.117 1.05
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.25
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 25.70

* Based on an €80/tonne carbon price