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 1.07
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index 2.95
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 1.48 1.117 1.65
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.90
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 16.54

* Based on an €80/tonne carbon price