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 8.23
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -11.14 -0.375 4.17
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 6.63
Calving Interval (days) -4.43 -1.459 6.46
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index 0.11
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 17.34

* Based on an €80/tonne carbon price