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 7.36
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -5.97 -0.375 2.24
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 6.29
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) 0.24 1.117 0.27
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index 2.62
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -2.03 -0.432 0.88
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 18.57

* Based on an €80/tonne carbon price