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 7.27
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -8.09 -0.375 3.03
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index 6.06
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.51 1.117 1.69
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.03
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.54 -0.432 0.23
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 24.11

* Based on an €80/tonne carbon price