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 17.06
Milk (kg) -720.00 -0.014 10.08
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -13.99 -0.441 6.17
Fertility Sub Index 8.27
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 3.22 1.117 3.60
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 12.34
Carcass Weight (kg) -30.70 -0.528 16.19
Age of Slaughter (days) 8.94 -0.432 -3.86
Maintenance Sub Index Maint. Sub Index 24.86
Live WT (kg) -81.10 -0.307 24.86
Total Carbon Sub Index 63.12

* Based on an €80/tonne carbon price