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 36.03
Milk (kg) -955.00 -0.014 13.37
Fat (kg) -28.85 -0.375 10.81
Prot (kg) -26.86 -0.441 11.85
Fertility Sub Index 5.29
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 1.59 1.117 1.78
Calving Sub Index -1.94
Gestation Length (days) 2.11 -0.919 -1.94
Beef Sub Index -5.54
Carcass Weight (kg) 13.10 -0.528 -6.91
Age of Slaughter (days) -3.17 -0.432 1.37
Maintenance Sub Index Maint. Sub Index -6.59
Live WT (kg) 21.50 -0.307 -6.59
Total Carbon Sub Index 27.26

* Based on an €80/tonne carbon price