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 4.50
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index 0.49
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) 0.20 1.117 0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 5.66

* Based on an €80/tonne carbon price