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 5.11
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -2.53 -0.375 0.95
Prot (kg) -5.87 -0.441 2.59
Fertility Sub Index 12.96
Calving Interval (days) -6.23 -1.459 9.09
Survival (%) 3.46 1.117 3.87
Calving Sub Index -3.34
Gestation Length (days) 3.63 -0.919 -3.34
Beef Sub Index 0.80
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -1.72 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 19.32

* Based on an €80/tonne carbon price