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 0.67
Milk (kg) -78.00 -0.014 1.09
Fat (kg) 0.55 -0.375 -0.21
Prot (kg) 0.48 -0.441 -0.21
Fertility Sub Index 3.25
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 1.54 1.117 1.72
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.51
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -2.64 -0.432 1.14
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 13.20

* Based on an €80/tonne carbon price