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 1.69
Milk (kg) -49.00 -0.014 0.69
Fat (kg) 6.92 -0.375 -2.59
Prot (kg) -8.14 -0.441 3.59
Fertility Sub Index 2.30
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) 1.55 1.117 1.73
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.87
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -2.13 -0.432 0.92
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 4.08

* Based on an €80/tonne carbon price