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 1.51
Milk (kg) -108.00 -0.014 1.51
Fat (kg) 1.54 -0.375 -0.58
Prot (kg) -1.30 -0.441 0.57
Fertility Sub Index 6.39
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 1.67 1.117 1.87
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.11
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.92 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 16.17

* Based on an €80/tonne carbon price