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 0.13
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 5.47 -0.375 -2.05
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index -2.48
Calving Interval (days) 0.73 -1.459 -1.07
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.49
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -1.21

* Based on an €80/tonne carbon price