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 13.81
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -15.15 -0.375 5.67
Prot (kg) -9.10 -0.441 4.02
Fertility Sub Index 10.64
Calving Interval (days) -5.32 -1.459 7.76
Survival (%) 2.58 1.117 2.88
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index -2.68
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 22.81

* Based on an €80/tonne carbon price