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 -5.45
Milk (kg) 152.00 -0.014 -2.13
Fat (kg) 6.11 -0.375 -2.29
Prot (kg) 2.34 -0.441 -1.03
Fertility Sub Index -3.14
Calving Interval (days) 1.90 -1.459 -2.77
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -3.09
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -6.44
Live WT (kg) 21.00 -0.307 -6.44
Total Carbon Sub Index -17.45

* Based on an €80/tonne carbon price