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 4.73
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -0.36 -0.375 0.13
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index -0.74
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.81
Gestation Length (days) 0.88 -0.919 -0.81
Beef Sub Index 0.69
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 6.08

* Based on an €80/tonne carbon price