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 4.47
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -5.91 -0.375 2.21
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index 8.94
Calving Interval (days) -3.98 -1.459 5.81
Survival (%) 2.80 1.117 3.13
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.15
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 25.07

* Based on an €80/tonne carbon price