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 5.30
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -4.72 -0.375 1.77
Prot (kg) -3.60 -0.441 1.59
Fertility Sub Index 13.71
Calving Interval (days) -6.96 -1.459 10.15
Survival (%) 3.18 1.117 3.55
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index 4.34
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 27.20

* Based on an €80/tonne carbon price