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 8.48
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -7.03 -0.375 2.63
Prot (kg) -7.03 -0.441 3.10
Fertility Sub Index 2.65
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) -2.00 1.117 -2.23
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 2.76
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -1.27 -0.432 0.55
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 18.08

* Based on an €80/tonne carbon price