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 -3.99
Milk (kg) 104.00 -0.014 -1.46
Fat (kg) 2.28 -0.375 -0.85
Prot (kg) 3.81 -0.441 -1.68
Fertility Sub Index 1.30
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) 1.52 1.117 1.70
Calving Sub Index 1.35
Gestation Length (days) -1.47 -0.919 1.35
Beef Sub Index 3.16
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 7.28

* Based on an €80/tonne carbon price