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 9.26
Milk (kg) -271.00 -0.014 3.79
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -6.25 -0.441 2.76
Fertility Sub Index 5.79
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 0.30 1.117 0.34
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.14
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -3.97 -0.432 1.71
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 21.05

* Based on an €80/tonne carbon price