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 5.80
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -1.68 -0.375 0.63
Prot (kg) -5.21 -0.441 2.30
Fertility Sub Index 2.09
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.01
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 8.63

* Based on an €80/tonne carbon price