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 -1.66
Milk (kg) 51.00 -0.014 -0.71
Fat (kg) -1.47 -0.375 0.55
Prot (kg) 3.40 -0.441 -1.50
Fertility Sub Index 0.89
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.01 1.117 0.01
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 0.38
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 4.03

* Based on an €80/tonne carbon price