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 7.21
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -7.53 -0.375 2.82
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index 3.14
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) 1.20 1.117 1.34
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -2.67
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 8.01

* Based on an €80/tonne carbon price