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 1.12
Milk (kg) -76.00 -0.014 1.06
Fat (kg) 3.13 -0.375 -1.17
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index 2.68
Calving Interval (days) -1.35 -1.459 1.97
Survival (%) 0.64 1.117 0.72
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index 2.83
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 13.82

* Based on an €80/tonne carbon price