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 10.14
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -7.41 -0.375 2.78
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index 1.46
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.50
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 12.91

* Based on an €80/tonne carbon price