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 3.85
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -3.93 -0.375 1.47
Prot (kg) -4.08 -0.441 1.80
Fertility Sub Index -0.56
Calving Interval (days) 0.60 -1.459 -0.88
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -1.74
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index 0.23

* Based on an €80/tonne carbon price