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 6.19
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index 7.62
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 1.49 1.117 1.66
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.17
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -2.59 -0.432 1.12
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 16.49

* Based on an €80/tonne carbon price