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 24.18
Milk (kg) -460.00 -0.014 6.44
Fat (kg) -24.03 -0.375 9.00
Prot (kg) -19.80 -0.441 8.74
Fertility Sub Index 9.14
Calving Interval (days) -5.19 -1.459 7.57
Survival (%) 1.40 1.117 1.56
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.05
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 37.37

* Based on an €80/tonne carbon price