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 3.03
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -1.10 -0.375 0.41
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index 2.48
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 0.88
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 2.13
Live WT (kg) -6.95 -0.307 2.13
Total Carbon Sub Index 8.03

* Based on an €80/tonne carbon price