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 2.63
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.58 -0.375 0.59
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 0.59
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.30
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 4.01

* Based on an €80/tonne carbon price