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 14.11
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -15.01 -0.375 5.62
Prot (kg) -12.44 -0.441 5.49
Fertility Sub Index 1.58
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 18.53

* Based on an €80/tonne carbon price