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 3.60
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -1.80 -0.441 0.79
Fertility Sub Index -1.26
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 2.16
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.24 -0.432 0.10
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index 3.88

* Based on an €80/tonne carbon price