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 7.48
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -8.08 -0.441 3.57
Fertility Sub Index 5.78
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 0.77 1.117 0.86
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.06
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 12.78

* Based on an €80/tonne carbon price