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 20.85
Milk (kg) -637.00 -0.014 8.92
Fat (kg) -9.90 -0.375 3.71
Prot (kg) -18.63 -0.441 8.22
Fertility Sub Index 5.08
Calving Interval (days) -2.19 -1.459 3.20
Survival (%) 1.69 1.117 1.89
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -0.78
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 8.04 -0.432 -3.47
Maintenance Sub Index Maint. Sub Index 7.54
Live WT (kg) -24.60 -0.307 7.54
Total Carbon Sub Index 33.47

* Based on an €80/tonne carbon price