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 13.28
Milk (kg) -252.00 -0.014 3.53
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -11.82 -0.441 5.22
Fertility Sub Index 3.54
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index 1.76
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 21.90

* Based on an €80/tonne carbon price