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 2.25
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -0.47 -0.375 0.18
Prot (kg) -3.94 -0.441 1.74
Fertility Sub Index 11.20
Calving Interval (days) -4.67 -1.459 6.81
Survival (%) 3.93 1.117 4.39
Calving Sub Index -2.51
Gestation Length (days) 2.73 -0.919 -2.51
Beef Sub Index -1.21
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) -2.82 -0.432 1.22
Maintenance Sub Index Maint. Sub Index -2.51
Live WT (kg) 8.20 -0.307 -2.51
Total Carbon Sub Index 7.23

* Based on an €80/tonne carbon price