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 4.59
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -6.51 -0.375 2.44
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index 10.02
Calving Interval (days) -4.41 -1.459 6.43
Survival (%) 3.21 1.117 3.59
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.35
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 21.34

* Based on an €80/tonne carbon price