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 5.69
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -7.28 -0.375 2.73
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index -2.72
Calving Interval (days) 1.63 -1.459 -2.38
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index 1.17
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 5.48 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 7.46

* Based on an €80/tonne carbon price