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 -2.10
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 5.11 -0.375 -1.91
Prot (kg) 0.30 -0.441 -0.13
Fertility Sub Index -0.21
Calving Interval (days) 0.15 -1.459 -0.22
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 0.18
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index -1.97

* Based on an €80/tonne carbon price