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 5.69
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -5.14 -0.375 1.93
Prot (kg) -4.19 -0.441 1.85
Fertility Sub Index 6.19
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 0.89 1.117 0.99
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 2.79
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price