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 15.01
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -16.11 -0.375 6.03
Prot (kg) -10.35 -0.441 4.57
Fertility Sub Index 8.21
Calving Interval (days) -5.41 -1.459 7.89
Survival (%) 0.28 1.117 0.31
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.27
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 33.02

* Based on an €80/tonne carbon price