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 -3.52
Milk (kg) 175.00 -0.014 -2.45
Fat (kg) 2.87 -0.375 -1.07
Prot (kg) -0.01 -0.441 0.00
Fertility Sub Index -12.14
Calving Interval (days) 6.20 -1.459 -9.05
Survival (%) -2.77 1.117 -3.09
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index -2.40
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 4.45 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index -18.38

* Based on an €80/tonne carbon price