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 30.23
Milk (kg) -629.00 -0.014 8.81
Fat (kg) -30.99 -0.375 11.61
Prot (kg) -22.23 -0.441 9.81
Fertility Sub Index 7.14
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 0.92 1.117 1.03
Calving Sub Index -1.06
Gestation Length (days) 1.15 -0.919 -1.06
Beef Sub Index -1.78
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 36.40

* Based on an €80/tonne carbon price