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 5.31
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -9.22 -0.375 3.45
Prot (kg) -2.33 -0.441 1.03
Fertility Sub Index 9.55
Calving Interval (days) -5.17 -1.459 7.54
Survival (%) 1.80 1.117 2.01
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 2.62
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -2.89 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 11.53
Live WT (kg) -37.60 -0.307 11.53
Total Carbon Sub Index 28.92

* Based on an €80/tonne carbon price