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 15.19
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -17.68 -0.375 6.62
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index 4.11
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 1.08 1.117 1.21
Calving Sub Index -1.22
Gestation Length (days) 1.33 -0.919 -1.22
Beef Sub Index -1.91
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 5.28 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 19.48

* Based on an €80/tonne carbon price