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 13.53
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -15.12 -0.375 5.66
Prot (kg) -9.45 -0.441 4.17
Fertility Sub Index 7.77
Calving Interval (days) -3.91 -1.459 5.70
Survival (%) 1.85 1.117 2.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.13
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 25.72

* Based on an €80/tonne carbon price