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 20.58
Milk (kg) -410.00 -0.014 5.74
Fat (kg) -16.86 -0.375 6.32
Prot (kg) -19.32 -0.441 8.53
Fertility Sub Index 9.21
Calving Interval (days) -5.15 -1.459 7.51
Survival (%) 1.52 1.117 1.70
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 0.56
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 33.02

* Based on an €80/tonne carbon price