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 2.39
Milk (kg) -75.00 -0.014 1.05
Fat (kg) 2.36 -0.375 -0.88
Prot (kg) -5.04 -0.441 2.22
Fertility Sub Index -0.01
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -1.13
Gestation Length (days) 1.23 -0.919 -1.13
Beef Sub Index 0.27
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 2.59

* Based on an €80/tonne carbon price