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 14.40
Milk (kg) -351.00 -0.014 4.91
Fat (kg) -9.99 -0.375 3.74
Prot (kg) -13.01 -0.441 5.74
Fertility Sub Index 8.98
Calving Interval (days) -5.21 -1.459 7.60
Survival (%) 1.23 1.117 1.37
Calving Sub Index 1.73
Gestation Length (days) -1.88 -0.919 1.73
Beef Sub Index 1.07
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 29.51

* Based on an €80/tonne carbon price