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 2.45
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -1.08 -0.375 0.40
Prot (kg) -2.00 -0.441 0.88
Fertility Sub Index 4.00
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.14
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 8.06
Live WT (kg) -26.30 -0.307 8.06
Total Carbon Sub Index 14.08

* Based on an €80/tonne carbon price