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) -7.03 -0.375 2.63
Prot (kg) -2.07 -0.441 0.91
Fertility Sub Index -8.74
Calving Interval (days) 4.56 -1.459 -6.65
Survival (%) -1.87 1.117 -2.09
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index 3.05
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 6.00

* Based on an €80/tonne carbon price