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 7.63
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -10.27 -0.441 4.53
Fertility Sub Index 4.60
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 0.29
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index 9.99

* Based on an €80/tonne carbon price