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 7.15
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index 9.57
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) 2.79 1.117 3.12
Calving Sub Index -3.46
Gestation Length (days) 3.76 -0.919 -3.46
Beef Sub Index 1.46
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 17.38

* Based on an €80/tonne carbon price