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 8.95
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -6.87 -0.375 2.57
Prot (kg) -8.14 -0.441 3.59
Fertility Sub Index -0.34
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.10
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 12.82

* Based on an €80/tonne carbon price