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 4.82
Milk (kg) -219.00 -0.014 3.07
Fat (kg) 0.88 -0.375 -0.33
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index 5.82
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 1.42 1.117 1.59
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index 2.44
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 20.58

* Based on an €80/tonne carbon price