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 5.17
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -4.25 -0.375 1.59
Prot (kg) -6.07 -0.441 2.68
Fertility Sub Index 1.67
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 0.42 1.117 0.47
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index -1.14
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 3.86 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 5.05

* Based on an €80/tonne carbon price