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 8.54
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -10.12 -0.375 3.79
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 14.39
Calving Interval (days) -7.26 -1.459 10.59
Survival (%) 3.40 1.117 3.80
Calving Sub Index -3.99
Gestation Length (days) 4.34 -0.919 -3.99
Beef Sub Index 1.21
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -1.45 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 22.57

* Based on an €80/tonne carbon price