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 9.11
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -6.27 -0.375 2.35
Prot (kg) -8.37 -0.441 3.69
Fertility Sub Index 1.85
Calving Interval (days) -1.09 -1.459 1.59
Survival (%) 0.23 1.117 0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.03
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 14.73

* Based on an €80/tonne carbon price