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 2.16
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -1.50 -0.441 0.66
Fertility Sub Index 7.51
Calving Interval (days) -4.89 -1.459 7.13
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.20
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 12.63

* Based on an €80/tonne carbon price