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 5.62
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 2.61
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 10.08

* Based on an €80/tonne carbon price