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 8.73
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -9.18 -0.375 3.44
Prot (kg) -4.82 -0.441 2.13
Fertility Sub Index 4.54
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 0.09 1.117 0.10
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -1.43
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 13.05

* Based on an €80/tonne carbon price