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 6.21
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index 34.18
Calving Interval (days) -21.75 -1.459 31.73
Survival (%) 2.19 1.117 2.45
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 2.73
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) 7.85 -0.432 -3.39
Maintenance Sub Index Maint. Sub Index 8.89
Live WT (kg) -29.00 -0.307 8.89
Total Carbon Sub Index 53.38

* Based on an €80/tonne carbon price