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 2.56
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -0.27 -0.375 0.10
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 4.00
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.97 1.117 1.08
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.70
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 14.92

* Based on an €80/tonne carbon price