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 7.98
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -8.09 -0.375 3.03
Prot (kg) -7.91 -0.441 3.49
Fertility Sub Index -2.17
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index -0.11
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 7.30

* Based on an €80/tonne carbon price