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 3.55
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -0.39 -0.375 0.15
Prot (kg) -3.30 -0.441 1.46
Fertility Sub Index 4.51
Calving Interval (days) -2.39 -1.459 3.49
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index 0.08
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 10.20

* Based on an €80/tonne carbon price