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 6.28
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 7.36
Calving Interval (days) -4.77 -1.459 6.96
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index -0.19
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -0.17 -0.432 0.07
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 13.34

* Based on an €80/tonne carbon price