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 0.57
Milk (kg) 124.00 -0.014 -1.74
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index -5.48
Calving Interval (days) 3.45 -1.459 -5.03
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index -2.11
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 6.97 -0.432 -3.01
Maintenance Sub Index Maint. Sub Index -2.85
Live WT (kg) 9.30 -0.307 -2.85
Total Carbon Sub Index -9.27

* Based on an €80/tonne carbon price