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 9.91
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -10.03 -0.375 3.76
Prot (kg) -7.79 -0.441 3.44
Fertility Sub Index 5.53
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) -0.44 1.117 -0.49
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 1.84
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 20.21

* Based on an €80/tonne carbon price