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 1.56
Milk (kg) -34.00 -0.014 0.48
Fat (kg) 0.49 -0.375 -0.18
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index 4.21
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 1.42 1.117 1.59
Calving Sub Index -1.24
Gestation Length (days) 1.35 -0.919 -1.24
Beef Sub Index -3.94
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 7.66 -0.432 -3.31
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 3.94

* Based on an €80/tonne carbon price