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 6.67
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -5.42 -0.375 2.03
Prot (kg) -6.45 -0.441 2.85
Fertility Sub Index 0.48
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.37
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 7.48

* Based on an €80/tonne carbon price