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 15.15
Milk (kg) -352.00 -0.014 4.93
Fat (kg) -14.01 -0.375 5.25
Prot (kg) -11.26 -0.441 4.97
Fertility Sub Index 6.24
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 0.21
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 25.94

* Based on an €80/tonne carbon price