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 10.44
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -12.06 -0.375 4.52
Prot (kg) -7.61 -0.441 3.36
Fertility Sub Index 2.08
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index -2.88
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 12.15

* Based on an €80/tonne carbon price