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 24.56
Milk (kg) -519.00 -0.014 7.27
Fat (kg) -19.49 -0.375 7.30
Prot (kg) -22.65 -0.441 10.00
Fertility Sub Index 1.02
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.23 1.117 0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.13
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 27.34

* Based on an €80/tonne carbon price