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 6.79
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -4.52 -0.375 1.69
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 10.97
Calving Interval (days) -7.55 -1.459 11.02
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 1.80
Gestation Length (days) -1.96 -0.919 1.80
Beef Sub Index -0.22
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 21.79

* Based on an €80/tonne carbon price