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 0.82
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -0.19 -0.441 0.08
Fertility Sub Index -0.33
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.00
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 7.69 -0.432 -3.32
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 4.00

* Based on an €80/tonne carbon price