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 3.37
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -6.61 -0.375 2.48
Prot (kg) -0.95 -0.441 0.42
Fertility Sub Index 1.03
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.48 1.117 0.54
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -3.36
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index -2.82
Live WT (kg) 9.20 -0.307 -2.82
Total Carbon Sub Index -2.89

* Based on an €80/tonne carbon price