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 6.17
Milk (kg) -287.00 -0.014 4.02
Fat (kg) 2.19 -0.375 -0.82
Prot (kg) -6.74 -0.441 2.97
Fertility Sub Index 6.19
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.24 1.117 0.27
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 2.36
Carcass Weight (kg) -8.50 -0.528 4.48
Age of Slaughter (days) 4.92 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 7.08
Live WT (kg) -23.10 -0.307 7.08
Total Carbon Sub Index 22.79

* Based on an €80/tonne carbon price