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 -4.80
Milk (kg) 64.00 -0.014 -0.90
Fat (kg) 1.58 -0.375 -0.59
Prot (kg) 7.50 -0.441 -3.31
Fertility Sub Index 3.42
Calving Interval (days) -1.94 -1.459 2.83
Survival (%) 0.53 1.117 0.59
Calving Sub Index 2.03
Gestation Length (days) -2.21 -0.919 2.03
Beef Sub Index 2.42
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 7.86

* Based on an €80/tonne carbon price