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 10.74
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -11.17 -0.375 4.18
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index 5.45
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 0.87 1.117 0.97
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.36
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 23.35

* Based on an €80/tonne carbon price