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 8.77
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -6.78 -0.375 2.54
Prot (kg) -7.11 -0.441 3.14
Fertility Sub Index 4.93
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 1.23 1.117 1.37
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.85
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -2.09 -0.432 0.90
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 22.34

* Based on an €80/tonne carbon price