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 26.42
Milk (kg) -483.00 -0.014 6.76
Fat (kg) -27.25 -0.375 10.21
Prot (kg) -21.42 -0.441 9.45
Fertility Sub Index 5.25
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 0.56 1.117 0.63
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index -0.83
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 32.51

* Based on an €80/tonne carbon price