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 3.85
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -1.49 -0.375 0.56
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index 6.07
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.08 1.117 1.21
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index -0.09
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 12.71

* Based on an €80/tonne carbon price