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 5.26
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index 0.56
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.74
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 5.66

* Based on an €80/tonne carbon price