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 2.64
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -2.96 -0.441 1.31
Fertility Sub Index 10.87
Calving Interval (days) -5.34 -1.459 7.79
Survival (%) 2.76 1.117 3.08
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -0.20
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 15.64

* Based on an €80/tonne carbon price