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 5.84
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -7.33 -0.375 2.75
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 3.26
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 1.30 1.117 1.45
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -2.56
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index -2.97
Live WT (kg) 9.70 -0.307 -2.97
Total Carbon Sub Index 2.23

* Based on an €80/tonne carbon price