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 -4.29
Milk (kg) 165.00 -0.014 -2.31
Fat (kg) 3.06 -0.375 -1.15
Prot (kg) 1.90 -0.441 -0.84
Fertility Sub Index -6.95
Calving Interval (days) 3.69 -1.459 -5.38
Survival (%) -1.40 1.117 -1.56
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.51
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index -9.46

* Based on an €80/tonne carbon price