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 4.74
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -3.66 -0.375 1.37
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 6.97
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 2.05 1.117 2.29
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.28
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 19.88

* Based on an €80/tonne carbon price