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 3.76
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index 3.85
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) 0.95 1.117 1.06
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.15
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 16.91

* Based on an €80/tonne carbon price