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 5.84
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -5.11 -0.375 1.91
Prot (kg) -4.86 -0.441 2.15
Fertility Sub Index -0.20
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.29
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 7.73

* Based on an €80/tonne carbon price