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 5.56
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -4.11 -0.375 1.54
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 3.96
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 0.80 1.117 0.89
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 5.30
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 26.12

* Based on an €80/tonne carbon price