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 12.79
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -11.89 -0.375 4.45
Prot (kg) -9.57 -0.441 4.22
Fertility Sub Index 2.33
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) 2.10 1.117 2.35
Calving Sub Index -1.72
Gestation Length (days) 1.87 -0.919 -1.72
Beef Sub Index -2.14
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 15.99

* Based on an €80/tonne carbon price