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 6.85
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -1.92 -0.375 0.72
Prot (kg) -7.68 -0.441 3.39
Fertility Sub Index 3.22
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 0.48 1.117 0.54
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 1.10
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -1.08 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 15.09

* Based on an €80/tonne carbon price