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 9.23
Milk (kg) -455.00 -0.014 6.37
Fat (kg) 3.36 -0.375 -1.26
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index 7.16
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) 1.15 1.117 1.28
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.50
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.49 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 7.51
Live WT (kg) -24.50 -0.307 7.51
Total Carbon Sub Index 23.18

* Based on an €80/tonne carbon price