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 -2.50
Milk (kg) 127.00 -0.014 -1.78
Fat (kg) -0.97 -0.375 0.36
Prot (kg) 2.45 -0.441 -1.08
Fertility Sub Index -5.91
Calving Interval (days) 3.03 -1.459 -4.42
Survival (%) -1.33 1.117 -1.49
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 0.28
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -7.50

* Based on an €80/tonne carbon price