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 -0.16
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 0.51 -0.375 -0.19
Prot (kg) -0.71 -0.441 0.31
Fertility Sub Index 3.13
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 0.60
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 4.01

* Based on an €80/tonne carbon price