half year results 2005 strength performance passion holcim ltd

Investments to maintain productiveMillion CHF Full Year 2004 Cash flow from operating activities 2,622... Free cash flow 1,867capacity and to secure competitiveness -755 Million CHF

Excludes the amortization of goodwill and other intangible assets

5.95

+/– Various smaller companies

Balance sheet

1AsianBasket(AUD,NZD,THB,PHP)

1 weighted by net sales H1 2004

H1 03H1 04

6.9 6.2

∆ H1 04/H1 05 LFL Change in

Total structure Europe -0.4% 0.4% 0.0%

Aggregates sales in million t

Ready-mix concrete sales in million m3

Asia Pacific 13%

Latin America 18%

Africa Middle East 11%

* restated

∆ H1 04/H1 05 LFL Change in Currency Total

structure Europe 2.9% 17.8% -0.5% 20.2%

* restated

Europe 3.2% 16.5% 17.6% -0.3% 37.0% North America 29.6% 2.6% 45.5% -7.5% 70.2%

Net income in million CHF

Attributable to equity holders of Holcim Ltd in million CHF +62.3%774

650+82.6%

402

477+18.7%

Investments to maintain productive

Million CHF Full Year 2004 Cash flow from operating activities 2,622

Free cash flow 1,867

capacity and to secure competitiveness -755

Million CHF Full Year

2004 Financing requirement -172

Capital paid-in 1,458Movements of treasury shares net -40In(De)crease in financing liabilities 74Decrease in marketable securitiescash equivalents 20 1,340

75.9% 111.9%

14,365

* restated

12,83564.2%

10,66110,623

Domestic cement volumes

Domestic cement volumes

Domestic cement volumes

Domestic cement volumes

Phone +41 58 858 87 87 Fax +41 58 858 80 09 investor.relations@holcim.com www.holcim.com/investors Mailing list:

www.holcim.com/subscribe Event calendar

November 9, 2005 Third quarter results 2005

Conferences for press and analysts March 1, 2006 Annual results 2005

Conferences for press and analysts May 11, 2006 First quarter results 2006

May 12, 2006 Annual General Meeting

May 17, 2006 Dividend payment

August 24, 2006 Half-year results 2006

November 8, 2006 Third quarter results 2006

Conferences for press and analysts

23

Half-Year Results 2005

Group results show satisfying trend

European construction sector gains momentum

Rising demand for cement in North America

approvals

Stronger construction activity in Latin America

Brazil,deliveryquantitiescontractedsomewhatduetocontin

Shareholders’Letter

Higher value added in Africa Middle East region

were

Cement

ase

ited

merdeliveries

ency,Shar

ehol

ders’

Lette

r

egion

ian

s

ere

2004 sees substantial progress

predicted

eholders’Letter

ChairmanoftheBoardofDirectors CEO

5

Consolidated Statement of Income of Group Holcim

MillionCHF Notes January–June

2004Unaudited

January–June2003Unaudited

2004Unaudited

April–June2003Unaudited

Consolidated Balance Sheet of Group Holcim

Unaudited

31.12.2003Audited

30.06.2003Unaudited