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 -4.35
Milk (kg) -85.00 -0.014 1.19
Fat (kg) 9.20 -0.375 -3.45
Prot (kg) 4.75 -0.441 -2.10
Fertility Sub Index 8.35
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 2.24 1.117 2.50
Calving Sub Index 2.30
Gestation Length (days) -2.50 -0.919 2.30
Beef Sub Index 7.71
Carcass Weight (kg) -16.30 -0.528 8.60
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 9.63
Live WT (kg) -31.40 -0.307 9.63
Total Carbon Sub Index 23.63

* Based on an €80/tonne carbon price