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 7.17
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -6.27 -0.375 2.35
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index 8.02
Calving Interval (days) -3.94 -1.459 5.75
Survival (%) 2.03 1.117 2.27
Calving Sub Index -0.68
Gestation Length (days) 0.74 -0.919 -0.68
Beef Sub Index 1.55
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 19.64

* Based on an €80/tonne carbon price