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 7.95
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -7.01 -0.375 2.63
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index 5.79
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 1.42 1.117 1.59
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.56
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 17.25

* Based on an €80/tonne carbon price