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 5.60
Milk (kg) -173.00 -0.014 2.42
Fat (kg) 0.36 -0.375 -0.13
Prot (kg) -7.50 -0.441 3.31
Fertility Sub Index -2.38
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) 0.36 1.117 0.40
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index -2.97
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 4.44 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 2.05

* Based on an €80/tonne carbon price