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 -8.36
Milk (kg) 140.00 -0.014 -1.96
Fat (kg) 7.93 -0.375 -2.97
Prot (kg) 7.76 -0.441 -3.42
Fertility Sub Index -1.25
Calving Interval (days) 0.15 -1.459 -0.22
Survival (%) -0.92 1.117 -1.03
Calving Sub Index 3.45
Gestation Length (days) -3.75 -0.919 3.45
Beef Sub Index 2.57
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 2.48

* Based on an €80/tonne carbon price