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 12.26
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -10.12 -0.375 3.79
Prot (kg) -9.23 -0.441 4.07
Fertility Sub Index 5.50
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index -0.11
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 20.18

* Based on an €80/tonne carbon price