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 8.03
Milk (kg) -433.00 -0.014 6.06
Fat (kg) 2.52 -0.375 -0.94
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 6.92
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.73
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 23.96

* Based on an €80/tonne carbon price