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 15.77
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -15.52 -0.375 5.81
Prot (kg) -14.62 -0.441 6.45
Fertility Sub Index 7.22
Calving Interval (days) -4.46 -1.459 6.51
Survival (%) 0.64 1.117 0.72
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 0.39
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 27.13

* Based on an €80/tonne carbon price