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 2.94
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -0.17 -0.375 0.06
Prot (kg) -2.65 -0.441 1.17
Fertility Sub Index 6.74
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.68 1.117 1.88
Calving Sub Index 1.81
Gestation Length (days) -1.97 -0.919 1.81
Beef Sub Index 0.25
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 15.48

* Based on an €80/tonne carbon price