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 9.33
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -9.17 -0.375 3.43
Prot (kg) -6.34 -0.441 2.80
Fertility Sub Index 8.08
Calving Interval (days) -4.80 -1.459 7.00
Survival (%) 0.96 1.117 1.07
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 4.01
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) -0.48 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 25.93

* Based on an €80/tonne carbon price