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 3.38
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -1.94 -0.375 0.73
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index 3.30
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 1.40 1.117 1.56
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 4.18
Carcass Weight (kg) -14.20 -0.528 7.49
Age of Slaughter (days) 7.68 -0.432 -3.32
Maintenance Sub Index Maint. Sub Index 13.24
Live WT (kg) -43.20 -0.307 13.24
Total Carbon Sub Index 24.66

* Based on an €80/tonne carbon price