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 28.47
Milk (kg) -532.00 -0.014 7.45
Fat (kg) -29.35 -0.375 10.99
Prot (kg) -22.73 -0.441 10.03
Fertility Sub Index 3.88
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.34
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 38.92

* Based on an €80/tonne carbon price