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 7.51
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -7.63 -0.375 2.86
Prot (kg) -3.90 -0.441 1.72
Fertility Sub Index 10.69
Calving Interval (days) -6.35 -1.459 9.26
Survival (%) 1.28 1.117 1.43
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index -1.40
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index 17.26

* Based on an €80/tonne carbon price