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 11.01
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -15.43 -0.375 5.78
Prot (kg) -7.51 -0.441 3.31
Fertility Sub Index 7.92
Calving Interval (days) -4.62 -1.459 6.74
Survival (%) 1.06 1.117 1.18
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 2.13
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 7.23
Live WT (kg) -23.60 -0.307 7.23
Total Carbon Sub Index 28.41

* Based on an €80/tonne carbon price