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 8.33
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -10.33 -0.375 3.87
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index 9.66
Calving Interval (days) -4.78 -1.459 6.97
Survival (%) 2.40 1.117 2.68
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 2.57
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -2.17 -0.432 0.94
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 23.99

* Based on an €80/tonne carbon price