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 5.03
Milk (kg) -355.00 -0.014 4.97
Fat (kg) 5.84 -0.375 -2.19
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 3.17
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) 0.97 1.117 1.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.43
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index 4.12

* Based on an €80/tonne carbon price