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 9.76
Milk (kg) -208.00 -0.014 2.91
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -9.23 -0.441 4.07
Fertility Sub Index 4.48
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -0.50
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 13.70

* Based on an €80/tonne carbon price