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 10.65
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -8.39 -0.375 3.14
Prot (kg) -10.13 -0.441 4.47
Fertility Sub Index 9.30
Calving Interval (days) -5.27 -1.459 7.69
Survival (%) 1.44 1.117 1.61
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 3.19
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 26.06

* Based on an €80/tonne carbon price