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 5.19
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -6.56 -0.375 2.46
Prot (kg) -4.60 -0.441 2.03
Fertility Sub Index -0.18
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) 0.19 1.117 0.21
Calving Sub Index -2.37
Gestation Length (days) 2.58 -0.919 -2.37
Beef Sub Index -5.30
Carcass Weight (kg) 7.40 -0.528 -3.90
Age of Slaughter (days) 3.23 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index -3.12

* Based on an €80/tonne carbon price