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 10.53
Milk (kg) -431.00 -0.014 6.03
Fat (kg) -2.47 -0.375 0.93
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index 8.30
Calving Interval (days) -4.12 -1.459 6.01
Survival (%) 2.05 1.117 2.29
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 4.00
Carcass Weight (kg) -10.00 -0.528 5.28
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 31.46

* Based on an €80/tonne carbon price