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 23.18
Milk (kg) -788.00 -0.014 11.03
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -19.66 -0.441 8.68
Fertility Sub Index 6.10
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 1.97 1.117 2.20
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 2.72
Carcass Weight (kg) -12.30 -0.528 6.49
Age of Slaughter (days) 8.72 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 13.43
Live WT (kg) -43.80 -0.307 13.43
Total Carbon Sub Index 45.73

* Based on an €80/tonne carbon price