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 2.40
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 2.67 -0.375 -1.00
Prot (kg) -5.03 -0.441 2.22
Fertility Sub Index 0.90
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 4.88

* Based on an €80/tonne carbon price